Home / 1,146,266.72-1,581,862.40-630,076.96

Finding the Fourth Proportional to 1,146,266.72, 1,581,862.40 and 630,076.96

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Solution

The fourth proportional to 1,146,266.72, 1,581,862.40 and 630,076.96 is: 869,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,266.72 : 1,581,862.40 = 630,076.96 : x
  2. Step 2: Convert to fraction form
    1,146,266.72/1,581,862.40 = 630,076.96/x
  3. Step 3: Cross multiply
    1,146,266.72x = 1,581,862.40 × 630,076.96
  4. Step 4: Simplify right side
    1,146,266.72x = 996,695,052,130.30
  5. Step 5: Solve for x
    x = 996,695,052,130.30/1,146,266.72
  6. Step 6: Final answer
    x = 869,514.08

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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.