Home / 1,219,902.04-1,683,416.22-676,061.08

Finding the Fourth Proportional to 1,219,902.04, 1,683,416.22 and 676,061.08

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Solution

The fourth proportional to 1,219,902.04, 1,683,416.22 and 676,061.08 is: 932,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,902.04 : 1,683,416.22 = 676,061.08 : x
  2. Step 2: Convert to fraction form
    1,219,902.04/1,683,416.22 = 676,061.08/x
  3. Step 3: Cross multiply
    1,219,902.04x = 1,683,416.22 × 676,061.08
  4. Step 4: Simplify right side
    1,219,902.04x = 1,138,092,187,782.72
  5. Step 5: Solve for x
    x = 1,138,092,187,782.72/1,219,902.04
  6. Step 6: Final answer
    x = 932,937.36

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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.