Home / 1,004,521.08-1,386,254.01-545,644.61

Finding the Fourth Proportional to 1,004,521.08, 1,386,254.01 and 545,644.61

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Solution

The fourth proportional to 1,004,521.08, 1,386,254.01 and 545,644.61 is: 752,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,521.08 : 1,386,254.01 = 545,644.61 : x
  2. Step 2: Convert to fraction form
    1,004,521.08/1,386,254.01 = 545,644.61/x
  3. Step 3: Cross multiply
    1,004,521.08x = 1,386,254.01 × 545,644.61
  4. Step 4: Simplify right side
    1,004,521.08x = 756,402,028,647.39
  5. Step 5: Solve for x
    x = 756,402,028,647.39/1,004,521.08
  6. Step 6: Final answer
    x = 752,997.67

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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.