Home / 1,666,318.47-2,499,477.71-468,192.39

Finding the Fourth Proportional to 1,666,318.47, 2,499,477.71 and 468,192.39

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Solution

The fourth proportional to 1,666,318.47, 2,499,477.71 and 468,192.39 is: 702,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,318.47 : 2,499,477.71 = 468,192.39 : x
  2. Step 2: Convert to fraction form
    1,666,318.47/2,499,477.71 = 468,192.39/x
  3. Step 3: Cross multiply
    1,666,318.47x = 2,499,477.71 × 468,192.39
  4. Step 4: Simplify right side
    1,666,318.47x = 1,170,236,440,455.67
  5. Step 5: Solve for x
    x = 1,170,236,440,455.67/1,666,318.47
  6. Step 6: Final answer
    x = 702,288.59

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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.