Home / 1,656,623-2,484,937.96-458,548.78

Finding the Fourth Proportional to 1,656,623, 2,484,937.96 and 458,548.78

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Solution

The fourth proportional to 1,656,623, 2,484,937.96 and 458,548.78 is: 687,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,623 : 2,484,937.96 = 458,548.78 : x
  2. Step 2: Convert to fraction form
    1,656,623/2,484,937.96 = 458,548.78/x
  3. Step 3: Cross multiply
    1,656,623x = 2,484,937.96 × 458,548.78
  4. Step 4: Simplify right side
    1,656,623x = 1,139,465,269,933.69
  5. Step 5: Solve for x
    x = 1,139,465,269,933.69/1,656,623
  6. Step 6: Final answer
    x = 687,824.13

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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.