Home / 1,761,580.80-2,641,852.80-499,518.72

Finding the Fourth Proportional to 1,761,580.80, 2,641,852.80 and 499,518.72

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Solution

The fourth proportional to 1,761,580.80, 2,641,852.80 and 499,518.72 is: 749,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,580.80 : 2,641,852.80 = 499,518.72 : x
  2. Step 2: Convert to fraction form
    1,761,580.80/2,641,852.80 = 499,518.72/x
  3. Step 3: Cross multiply
    1,761,580.80x = 2,641,852.80 × 499,518.72
  4. Step 4: Simplify right side
    1,761,580.80x = 1,319,654,929,084.42
  5. Step 5: Solve for x
    x = 1,319,654,929,084.42/1,761,580.80
  6. Step 6: Final answer
    x = 749,131.08

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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.