Home / 1,012,890.55-1,397,682.28-604,935.77

Finding the Fourth Proportional to 1,012,890.55, 1,397,682.28 and 604,935.77

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Solution

The fourth proportional to 1,012,890.55, 1,397,682.28 and 604,935.77 is: 834,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,890.55 : 1,397,682.28 = 604,935.77 : x
  2. Step 2: Convert to fraction form
    1,012,890.55/1,397,682.28 = 604,935.77/x
  3. Step 3: Cross multiply
    1,012,890.55x = 1,397,682.28 × 604,935.77
  4. Step 4: Simplify right side
    1,012,890.55x = 845,508,006,267.16
  5. Step 5: Solve for x
    x = 845,508,006,267.16/1,012,890.55
  6. Step 6: Final answer
    x = 834,747.65

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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.