Home / 1,020,123.96-1,407,714.68-567,385.80

Finding the Fourth Proportional to 1,020,123.96, 1,407,714.68 and 567,385.80

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Solution

The fourth proportional to 1,020,123.96, 1,407,714.68 and 567,385.80 is: 782,961.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,123.96 : 1,407,714.68 = 567,385.80 : x
  2. Step 2: Convert to fraction form
    1,020,123.96/1,407,714.68 = 567,385.80/x
  3. Step 3: Cross multiply
    1,020,123.96x = 1,407,714.68 × 567,385.80
  4. Step 4: Simplify right side
    1,020,123.96x = 798,717,319,883.54
  5. Step 5: Solve for x
    x = 798,717,319,883.54/1,020,123.96
  6. Step 6: Final answer
    x = 782,961.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.