Home / 1,429,600.59-2,143,771.11-671,657.47

Finding the Fourth Proportional to 1,429,600.59, 2,143,771.11 and 671,657.47

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Solution

The fourth proportional to 1,429,600.59, 2,143,771.11 and 671,657.47 is: 1,007,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,600.59 : 2,143,771.11 = 671,657.47 : x
  2. Step 2: Convert to fraction form
    1,429,600.59/2,143,771.11 = 671,657.47/x
  3. Step 3: Cross multiply
    1,429,600.59x = 2,143,771.11 × 671,657.47
  4. Step 4: Simplify right side
    1,429,600.59x = 1,439,879,874,642.26
  5. Step 5: Solve for x
    x = 1,439,879,874,642.26/1,429,600.59
  6. Step 6: Final answer
    x = 1,007,190.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.