Home / 1,110,036.30-1,664,325.45-435,711.30

Finding the Fourth Proportional to 1,110,036.30, 1,664,325.45 and 435,711.30

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Solution

The fourth proportional to 1,110,036.30, 1,664,325.45 and 435,711.30 is: 653,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,036.30 : 1,664,325.45 = 435,711.30 : x
  2. Step 2: Convert to fraction form
    1,110,036.30/1,664,325.45 = 435,711.30/x
  3. Step 3: Cross multiply
    1,110,036.30x = 1,664,325.45 × 435,711.30
  4. Step 4: Simplify right side
    1,110,036.30x = 725,165,405,442.59
  5. Step 5: Solve for x
    x = 725,165,405,442.59/1,110,036.30
  6. Step 6: Final answer
    x = 653,280.80

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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.