Home / 1,341,830.20-2,012,679.60-500,316.16

Finding the Fourth Proportional to 1,341,830.20, 2,012,679.60 and 500,316.16

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Solution

The fourth proportional to 1,341,830.20, 2,012,679.60 and 500,316.16 is: 750,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,830.20 : 2,012,679.60 = 500,316.16 : x
  2. Step 2: Convert to fraction form
    1,341,830.20/2,012,679.60 = 500,316.16/x
  3. Step 3: Cross multiply
    1,341,830.20x = 2,012,679.60 × 500,316.16
  4. Step 4: Simplify right side
    1,341,830.20x = 1,006,976,128,782.34
  5. Step 5: Solve for x
    x = 1,006,976,128,782.34/1,341,830.20
  6. Step 6: Final answer
    x = 750,449.74

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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.