Home / 1,192,363.84-1,646,142.24-790,500.16

Finding the Fourth Proportional to 1,192,363.84, 1,646,142.24 and 790,500.16

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Solution

The fourth proportional to 1,192,363.84, 1,646,142.24 and 790,500.16 is: 1,091,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,363.84 : 1,646,142.24 = 790,500.16 : x
  2. Step 2: Convert to fraction form
    1,192,363.84/1,646,142.24 = 790,500.16/x
  3. Step 3: Cross multiply
    1,192,363.84x = 1,646,142.24 × 790,500.16
  4. Step 4: Simplify right side
    1,192,363.84x = 1,301,275,704,102.76
  5. Step 5: Solve for x
    x = 1,301,275,704,102.76/1,192,363.84
  6. Step 6: Final answer
    x = 1,091,341.13

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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.