Home / 1,665,637.86-2,298,587.70-901,691.42

Finding the Fourth Proportional to 1,665,637.86, 2,298,587.70 and 901,691.42

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Solution

The fourth proportional to 1,665,637.86, 2,298,587.70 and 901,691.42 is: 1,244,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,637.86 : 2,298,587.70 = 901,691.42 : x
  2. Step 2: Convert to fraction form
    1,665,637.86/2,298,587.70 = 901,691.42/x
  3. Step 3: Cross multiply
    1,665,637.86x = 2,298,587.70 × 901,691.42
  4. Step 4: Simplify right side
    1,665,637.86x = 2,072,616,791,206.14
  5. Step 5: Solve for x
    x = 2,072,616,791,206.14/1,665,637.86
  6. Step 6: Final answer
    x = 1,244,338.19

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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.