Home / 1,588,312.80-2,382,469.20-916,466.40

Finding the Fourth Proportional to 1,588,312.80, 2,382,469.20 and 916,466.40

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Solution

The fourth proportional to 1,588,312.80, 2,382,469.20 and 916,466.40 is: 1,374,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,312.80 : 2,382,469.20 = 916,466.40 : x
  2. Step 2: Convert to fraction form
    1,588,312.80/2,382,469.20 = 916,466.40/x
  3. Step 3: Cross multiply
    1,588,312.80x = 2,382,469.20 × 916,466.40
  4. Step 4: Simplify right side
    1,588,312.80x = 2,183,452,970,834.88
  5. Step 5: Solve for x
    x = 2,183,452,970,834.88/1,588,312.80
  6. Step 6: Final answer
    x = 1,374,699.60

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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.