Home / 1,103,153.10-1,522,528.44-1,031,113.32

Finding the Fourth Proportional to 1,103,153.10, 1,522,528.44 and 1,031,113.32

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Solution

The fourth proportional to 1,103,153.10, 1,522,528.44 and 1,031,113.32 is: 1,423,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,153.10 : 1,522,528.44 = 1,031,113.32 : x
  2. Step 2: Convert to fraction form
    1,103,153.10/1,522,528.44 = 1,031,113.32/x
  3. Step 3: Cross multiply
    1,103,153.10x = 1,522,528.44 × 1,031,113.32
  4. Step 4: Simplify right side
    1,103,153.10x = 1,569,899,354,562.82
  5. Step 5: Solve for x
    x = 1,569,899,354,562.82/1,103,153.10
  6. Step 6: Final answer
    x = 1,423,101.97

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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.