Home / 2,136,487-2,948,352.06-1,182,631

Finding the Fourth Proportional to 2,136,487, 2,948,352.06 and 1,182,631

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Solution

The fourth proportional to 2,136,487, 2,948,352.06 and 1,182,631 is: 1,632,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,487 : 2,948,352.06 = 1,182,631 : x
  2. Step 2: Convert to fraction form
    2,136,487/2,948,352.06 = 1,182,631/x
  3. Step 3: Cross multiply
    2,136,487x = 2,948,352.06 × 1,182,631
  4. Step 4: Simplify right side
    2,136,487x = 3,486,812,545,069.86
  5. Step 5: Solve for x
    x = 3,486,812,545,069.86/2,136,487
  6. Step 6: Final answer
    x = 1,632,030.78

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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.