Home / 1,008,226.69-1,391,384.36-578,585.41

Finding the Fourth Proportional to 1,008,226.69, 1,391,384.36 and 578,585.41

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Solution

The fourth proportional to 1,008,226.69, 1,391,384.36 and 578,585.41 is: 798,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,226.69 : 1,391,384.36 = 578,585.41 : x
  2. Step 2: Convert to fraction form
    1,008,226.69/1,391,384.36 = 578,585.41/x
  3. Step 3: Cross multiply
    1,008,226.69x = 1,391,384.36 × 578,585.41
  4. Step 4: Simplify right side
    1,008,226.69x = 805,034,690,398.19
  5. Step 5: Solve for x
    x = 805,034,690,398.19/1,008,226.69
  6. Step 6: Final answer
    x = 798,465.96

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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.