Home / 1,539,200.18-2,309,173.98-474,242.22

Finding the Fourth Proportional to 1,539,200.18, 2,309,173.98 and 474,242.22

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Solution

The fourth proportional to 1,539,200.18, 2,309,173.98 and 474,242.22 is: 711,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,200.18 : 2,309,173.98 = 474,242.22 : x
  2. Step 2: Convert to fraction form
    1,539,200.18/2,309,173.98 = 474,242.22/x
  3. Step 3: Cross multiply
    1,539,200.18x = 2,309,173.98 × 474,242.22
  4. Step 4: Simplify right side
    1,539,200.18x = 1,095,107,794,641.44
  5. Step 5: Solve for x
    x = 1,095,107,794,641.44/1,539,200.18
  6. Step 6: Final answer
    x = 711,478.47

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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.