Home / 1,031,477.84-1,423,417.02-572,565.86

Finding the Fourth Proportional to 1,031,477.84, 1,423,417.02 and 572,565.86

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Solution

The fourth proportional to 1,031,477.84, 1,423,417.02 and 572,565.86 is: 790,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,477.84 : 1,423,417.02 = 572,565.86 : x
  2. Step 2: Convert to fraction form
    1,031,477.84/1,423,417.02 = 572,565.86/x
  3. Step 3: Cross multiply
    1,031,477.84x = 1,423,417.02 × 572,565.86
  4. Step 4: Simplify right side
    1,031,477.84x = 814,999,990,194.94
  5. Step 5: Solve for x
    x = 814,999,990,194.94/1,031,477.84
  6. Step 6: Final answer
    x = 790,128.45

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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.