Home / 1,036,217.40-1,551,215.70-615,276.60

Finding the Fourth Proportional to 1,036,217.40, 1,551,215.70 and 615,276.60

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Solution

The fourth proportional to 1,036,217.40, 1,551,215.70 and 615,276.60 is: 921,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,217.40 : 1,551,215.70 = 615,276.60 : x
  2. Step 2: Convert to fraction form
    1,036,217.40/1,551,215.70 = 615,276.60/x
  3. Step 3: Cross multiply
    1,036,217.40x = 1,551,215.70 × 615,276.60
  4. Step 4: Simplify right side
    1,036,217.40x = 954,426,721,762.62
  5. Step 5: Solve for x
    x = 954,426,721,762.62/1,036,217.40
  6. Step 6: Final answer
    x = 921,068.03

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Double scale
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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.