Home / 1,231,641.60-1,847,078.40-483,916.80

Finding the Fourth Proportional to 1,231,641.60, 1,847,078.40 and 483,916.80

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Solution

The fourth proportional to 1,231,641.60, 1,847,078.40 and 483,916.80 is: 725,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,641.60 : 1,847,078.40 = 483,916.80 : x
  2. Step 2: Convert to fraction form
    1,231,641.60/1,847,078.40 = 483,916.80/x
  3. Step 3: Cross multiply
    1,231,641.60x = 1,847,078.40 × 483,916.80
  4. Step 4: Simplify right side
    1,231,641.60x = 893,832,268,677.12
  5. Step 5: Solve for x
    x = 893,832,268,677.12/1,231,641.60
  6. Step 6: Final answer
    x = 725,724.32

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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.