Home / 1,488,720.60-2,231,987.40-589,717.80

Finding the Fourth Proportional to 1,488,720.60, 2,231,987.40 and 589,717.80

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Solution

The fourth proportional to 1,488,720.60, 2,231,987.40 and 589,717.80 is: 884,143.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,720.60 : 2,231,987.40 = 589,717.80 : x
  2. Step 2: Convert to fraction form
    1,488,720.60/2,231,987.40 = 589,717.80/x
  3. Step 3: Cross multiply
    1,488,720.60x = 2,231,987.40 × 589,717.80
  4. Step 4: Simplify right side
    1,488,720.60x = 1,316,242,699,155.72
  5. Step 5: Solve for x
    x = 1,316,242,699,155.72/1,488,720.60
  6. Step 6: Final answer
    x = 884,143.54

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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.