Home / 1,359,141.60-2,038,712.40-412,466.40

Finding the Fourth Proportional to 1,359,141.60, 2,038,712.40 and 412,466.40

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Solution

The fourth proportional to 1,359,141.60, 2,038,712.40 and 412,466.40 is: 618,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,141.60 : 2,038,712.40 = 412,466.40 : x
  2. Step 2: Convert to fraction form
    1,359,141.60/2,038,712.40 = 412,466.40/x
  3. Step 3: Cross multiply
    1,359,141.60x = 2,038,712.40 × 412,466.40
  4. Step 4: Simplify right side
    1,359,141.60x = 840,900,364,263.36
  5. Step 5: Solve for x
    x = 840,900,364,263.36/1,359,141.60
  6. Step 6: Final answer
    x = 618,699.60

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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.