Home / 1,180,985.60-1,771,478.40-432,934.40

Finding the Fourth Proportional to 1,180,985.60, 1,771,478.40 and 432,934.40

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Solution

The fourth proportional to 1,180,985.60, 1,771,478.40 and 432,934.40 is: 649,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,985.60 : 1,771,478.40 = 432,934.40 : x
  2. Step 2: Convert to fraction form
    1,180,985.60/1,771,478.40 = 432,934.40/x
  3. Step 3: Cross multiply
    1,180,985.60x = 1,771,478.40 × 432,934.40
  4. Step 4: Simplify right side
    1,180,985.60x = 766,933,938,216.96
  5. Step 5: Solve for x
    x = 766,933,938,216.96/1,180,985.60
  6. Step 6: Final answer
    x = 649,401.60

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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.