Home / 1,146,262.95-1,581,857.21-630,073.20

Finding the Fourth Proportional to 1,146,262.95, 1,581,857.21 and 630,073.20

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Solution

The fourth proportional to 1,146,262.95, 1,581,857.21 and 630,073.20 is: 869,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,262.95 : 1,581,857.21 = 630,073.20 : x
  2. Step 2: Convert to fraction form
    1,146,262.95/1,581,857.21 = 630,073.20/x
  3. Step 3: Cross multiply
    1,146,262.95x = 1,581,857.21 × 630,073.20
  4. Step 4: Simplify right side
    1,146,262.95x = 996,685,834,247.77
  5. Step 5: Solve for x
    x = 996,685,834,247.77/1,146,262.95
  6. Step 6: Final answer
    x = 869,508.90

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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.