Home / 1,239,223.52-1,710,129.32-695,284.24

Finding the Fourth Proportional to 1,239,223.52, 1,710,129.32 and 695,284.24

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Solution

The fourth proportional to 1,239,223.52, 1,710,129.32 and 695,284.24 is: 959,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,223.52 : 1,710,129.32 = 695,284.24 : x
  2. Step 2: Convert to fraction form
    1,239,223.52/1,710,129.32 = 695,284.24/x
  3. Step 3: Cross multiply
    1,239,223.52x = 1,710,129.32 × 695,284.24
  4. Step 4: Simplify right side
    1,239,223.52x = 1,189,025,964,557.92
  5. Step 5: Solve for x
    x = 1,189,025,964,557.92/1,239,223.52
  6. Step 6: Final answer
    x = 959,492.74

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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.