Home / 1,615,658.88-2,423,980.50-763,384.92

Finding the Fourth Proportional to 1,615,658.88, 2,423,980.50 and 763,384.92

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Solution

The fourth proportional to 1,615,658.88, 2,423,980.50 and 763,384.92 is: 1,145,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,658.88 : 2,423,980.50 = 763,384.92 : x
  2. Step 2: Convert to fraction form
    1,615,658.88/2,423,980.50 = 763,384.92/x
  3. Step 3: Cross multiply
    1,615,658.88x = 2,423,980.50 × 763,384.92
  4. Step 4: Simplify right side
    1,615,658.88x = 1,850,430,160,074.06
  5. Step 5: Solve for x
    x = 1,850,430,160,074.06/1,615,658.88
  6. Step 6: Final answer
    x = 1,145,309.93

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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.