Home / 1,141,492.86-1,575,125.11-658,216.78

Finding the Fourth Proportional to 1,141,492.86, 1,575,125.11 and 658,216.78

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Solution

The fourth proportional to 1,141,492.86, 1,575,125.11 and 658,216.78 is: 908,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,492.86 : 1,575,125.11 = 658,216.78 : x
  2. Step 2: Convert to fraction form
    1,141,492.86/1,575,125.11 = 658,216.78/x
  3. Step 3: Cross multiply
    1,141,492.86x = 1,575,125.11 × 658,216.78
  4. Step 4: Simplify right side
    1,141,492.86x = 1,036,773,778,001.35
  5. Step 5: Solve for x
    x = 1,036,773,778,001.35/1,141,492.86
  6. Step 6: Final answer
    x = 908,261.29

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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.