Home / 1,100,987.60-1,651,483.92-302,280.08

Finding the Fourth Proportional to 1,100,987.60, 1,651,483.92 and 302,280.08

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Solution

The fourth proportional to 1,100,987.60, 1,651,483.92 and 302,280.08 is: 453,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,987.60 : 1,651,483.92 = 302,280.08 : x
  2. Step 2: Convert to fraction form
    1,100,987.60/1,651,483.92 = 302,280.08/x
  3. Step 3: Cross multiply
    1,100,987.60x = 1,651,483.92 × 302,280.08
  4. Step 4: Simplify right side
    1,100,987.60x = 499,210,691,456.31
  5. Step 5: Solve for x
    x = 499,210,691,456.31/1,100,987.60
  6. Step 6: Final answer
    x = 453,420.81

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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.