Home / 1,248,737.07-1,870,087.50-714,638.91

Finding the Fourth Proportional to 1,248,737.07, 1,870,087.50 and 714,638.91

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Solution

The fourth proportional to 1,248,737.07, 1,870,087.50 and 714,638.91 is: 1,070,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,737.07 : 1,870,087.50 = 714,638.91 : x
  2. Step 2: Convert to fraction form
    1,248,737.07/1,870,087.50 = 714,638.91/x
  3. Step 3: Cross multiply
    1,248,737.07x = 1,870,087.50 × 714,638.91
  4. Step 4: Simplify right side
    1,248,737.07x = 1,336,437,292,604.63
  5. Step 5: Solve for x
    x = 1,336,437,292,604.63/1,248,737.07
  6. Step 6: Final answer
    x = 1,070,231.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.