Home / 2,453,412.80-3,680,119.20-1,781,566.40

Finding the Fourth Proportional to 2,453,412.80, 3,680,119.20 and 1,781,566.40

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Solution

The fourth proportional to 2,453,412.80, 3,680,119.20 and 1,781,566.40 is: 2,672,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,412.80 : 3,680,119.20 = 1,781,566.40 : x
  2. Step 2: Convert to fraction form
    2,453,412.80/3,680,119.20 = 1,781,566.40/x
  3. Step 3: Cross multiply
    2,453,412.80x = 3,680,119.20 × 1,781,566.40
  4. Step 4: Simplify right side
    2,453,412.80x = 6,556,376,714,714.88
  5. Step 5: Solve for x
    x = 6,556,376,714,714.88/2,453,412.80
  6. Step 6: Final answer
    x = 2,672,349.60

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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.