Home / 1,208,001.80-1,667,024.54-656,699.20

Finding the Fourth Proportional to 1,208,001.80, 1,667,024.54 and 656,699.20

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Solution

The fourth proportional to 1,208,001.80, 1,667,024.54 and 656,699.20 is: 906,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,001.80 : 1,667,024.54 = 656,699.20 : x
  2. Step 2: Convert to fraction form
    1,208,001.80/1,667,024.54 = 656,699.20/x
  3. Step 3: Cross multiply
    1,208,001.80x = 1,667,024.54 × 656,699.20
  4. Step 4: Simplify right side
    1,208,001.80x = 1,094,733,675,168.18
  5. Step 5: Solve for x
    x = 1,094,733,675,168.18/1,208,001.80
  6. Step 6: Final answer
    x = 906,235.13

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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.