Home / 1,146,263.20-1,581,857.55-630,073.46

Finding the Fourth Proportional to 1,146,263.20, 1,581,857.55 and 630,073.46

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Solution

The fourth proportional to 1,146,263.20, 1,581,857.55 and 630,073.46 is: 869,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,263.20 : 1,581,857.55 = 630,073.46 : x
  2. Step 2: Convert to fraction form
    1,146,263.20/1,581,857.55 = 630,073.46/x
  3. Step 3: Cross multiply
    1,146,263.20x = 1,581,857.55 × 630,073.46
  4. Step 4: Simplify right side
    1,146,263.20x = 996,686,459,755.62
  5. Step 5: Solve for x
    x = 996,686,459,755.62/1,146,263.20
  6. Step 6: Final answer
    x = 869,509.25

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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.