Home / 1,575,372.40-2,363,714.70-510,740.80

Finding the Fourth Proportional to 1,575,372.40, 2,363,714.70 and 510,740.80

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Solution

The fourth proportional to 1,575,372.40, 2,363,714.70 and 510,740.80 is: 766,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,372.40 : 2,363,714.70 = 510,740.80 : x
  2. Step 2: Convert to fraction form
    1,575,372.40/2,363,714.70 = 510,740.80/x
  3. Step 3: Cross multiply
    1,575,372.40x = 2,363,714.70 × 510,740.80
  4. Step 4: Simplify right side
    1,575,372.40x = 1,207,245,536,849.76
  5. Step 5: Solve for x
    x = 1,207,245,536,849.76/1,575,372.40
  6. Step 6: Final answer
    x = 766,323.91

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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.