Home / 1,257,099.48-1,734,764.04-684,127.35

Finding the Fourth Proportional to 1,257,099.48, 1,734,764.04 and 684,127.35

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Solution

The fourth proportional to 1,257,099.48, 1,734,764.04 and 684,127.35 is: 944,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,099.48 : 1,734,764.04 = 684,127.35 : x
  2. Step 2: Convert to fraction form
    1,257,099.48/1,734,764.04 = 684,127.35/x
  3. Step 3: Cross multiply
    1,257,099.48x = 1,734,764.04 × 684,127.35
  4. Step 4: Simplify right side
    1,257,099.48x = 1,186,799,525,560.49
  5. Step 5: Solve for x
    x = 1,186,799,525,560.49/1,257,099.48
  6. Step 6: Final answer
    x = 944,077.65

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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.