Home / 1,488,637.62-2,054,655.24-908,057.46

Finding the Fourth Proportional to 1,488,637.62, 2,054,655.24 and 908,057.46

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Solution

The fourth proportional to 1,488,637.62, 2,054,655.24 and 908,057.46 is: 1,253,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,637.62 : 2,054,655.24 = 908,057.46 : x
  2. Step 2: Convert to fraction form
    1,488,637.62/2,054,655.24 = 908,057.46/x
  3. Step 3: Cross multiply
    1,488,637.62x = 2,054,655.24 × 908,057.46
  4. Step 4: Simplify right side
    1,488,637.62x = 1,865,745,018,410.09
  5. Step 5: Solve for x
    x = 1,865,745,018,410.09/1,488,637.62
  6. Step 6: Final answer
    x = 1,253,323.84

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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.