Home / 1,348,200.90-2,023,176.15-779,580.90

Finding the Fourth Proportional to 1,348,200.90, 2,023,176.15 and 779,580.90

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Solution

The fourth proportional to 1,348,200.90, 2,023,176.15 and 779,580.90 is: 1,169,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,200.90 : 2,023,176.15 = 779,580.90 : x
  2. Step 2: Convert to fraction form
    1,348,200.90/2,023,176.15 = 779,580.90/x
  3. Step 3: Cross multiply
    1,348,200.90x = 2,023,176.15 × 779,580.90
  4. Step 4: Simplify right side
    1,348,200.90x = 1,577,229,483,875.54
  5. Step 5: Solve for x
    x = 1,577,229,483,875.54/1,348,200.90
  6. Step 6: Final answer
    x = 1,169,877.19

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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.