Home / 1,103,151.10-1,522,525.67-1,031,111.32

Finding the Fourth Proportional to 1,103,151.10, 1,522,525.67 and 1,031,111.32

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Solution

The fourth proportional to 1,103,151.10, 1,522,525.67 and 1,031,111.32 is: 1,423,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,151.10 : 1,522,525.67 = 1,031,111.32 : x
  2. Step 2: Convert to fraction form
    1,103,151.10/1,522,525.67 = 1,031,111.32/x
  3. Step 3: Cross multiply
    1,103,151.10x = 1,522,525.67 × 1,031,111.32
  4. Step 4: Simplify right side
    1,103,151.10x = 1,569,893,453,327.58
  5. Step 5: Solve for x
    x = 1,569,893,453,327.58/1,103,151.10
  6. Step 6: Final answer
    x = 1,423,099.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.