Home / 1,059,869.74-1,463,000.72-630,148.85

Finding the Fourth Proportional to 1,059,869.74, 1,463,000.72 and 630,148.85

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Solution

The fourth proportional to 1,059,869.74, 1,463,000.72 and 630,148.85 is: 869,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,869.74 : 1,463,000.72 = 630,148.85 : x
  2. Step 2: Convert to fraction form
    1,059,869.74/1,463,000.72 = 630,148.85/x
  3. Step 3: Cross multiply
    1,059,869.74x = 1,463,000.72 × 630,148.85
  4. Step 4: Simplify right side
    1,059,869.74x = 921,908,221,257.17
  5. Step 5: Solve for x
    x = 921,908,221,257.17/1,059,869.74
  6. Step 6: Final answer
    x = 869,831.63

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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.