Home / 1,004,343.39-1,386,417.77-678,098.37

Finding the Fourth Proportional to 1,004,343.39, 1,386,417.77 and 678,098.37

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Solution

The fourth proportional to 1,004,343.39, 1,386,417.77 and 678,098.37 is: 936,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,343.39 : 1,386,417.77 = 678,098.37 : x
  2. Step 2: Convert to fraction form
    1,004,343.39/1,386,417.77 = 678,098.37/x
  3. Step 3: Cross multiply
    1,004,343.39x = 1,386,417.77 × 678,098.37
  4. Step 4: Simplify right side
    1,004,343.39x = 940,127,626,585.54
  5. Step 5: Solve for x
    x = 940,127,626,585.54/1,004,343.39
  6. Step 6: Final answer
    x = 936,061.94

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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.