Home / 2,658,457.60-3,987,686.40-885,529.60

Finding the Fourth Proportional to 2,658,457.60, 3,987,686.40 and 885,529.60

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Solution

The fourth proportional to 2,658,457.60, 3,987,686.40 and 885,529.60 is: 1,328,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,457.60 : 3,987,686.40 = 885,529.60 : x
  2. Step 2: Convert to fraction form
    2,658,457.60/3,987,686.40 = 885,529.60/x
  3. Step 3: Cross multiply
    2,658,457.60x = 3,987,686.40 × 885,529.60
  4. Step 4: Simplify right side
    2,658,457.60x = 3,531,214,342,717.44
  5. Step 5: Solve for x
    x = 3,531,214,342,717.44/2,658,457.60
  6. Step 6: Final answer
    x = 1,328,294.40

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Similar ratio
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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.