Home / 1,036,271.40-1,554,407.10-615,330.60

Finding the Fourth Proportional to 1,036,271.40, 1,554,407.10 and 615,330.60

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Solution

The fourth proportional to 1,036,271.40, 1,554,407.10 and 615,330.60 is: 922,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,271.40 : 1,554,407.10 = 615,330.60 : x
  2. Step 2: Convert to fraction form
    1,036,271.40/1,554,407.10 = 615,330.60/x
  3. Step 3: Cross multiply
    1,036,271.40x = 1,554,407.10 × 615,330.60
  4. Step 4: Simplify right side
    1,036,271.40x = 956,474,253,487.26
  5. Step 5: Solve for x
    x = 956,474,253,487.26/1,036,271.40
  6. Step 6: Final answer
    x = 922,995.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.