Home / 1,314,161.10-1,971,306.45-684,305.10

Finding the Fourth Proportional to 1,314,161.10, 1,971,306.45 and 684,305.10

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Solution

The fourth proportional to 1,314,161.10, 1,971,306.45 and 684,305.10 is: 1,026,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,161.10 : 1,971,306.45 = 684,305.10 : x
  2. Step 2: Convert to fraction form
    1,314,161.10/1,971,306.45 = 684,305.10/x
  3. Step 3: Cross multiply
    1,314,161.10x = 1,971,306.45 × 684,305.10
  4. Step 4: Simplify right side
    1,314,161.10x = 1,348,975,057,397.90
  5. Step 5: Solve for x
    x = 1,348,975,057,397.90/1,314,161.10
  6. Step 6: Final answer
    x = 1,026,491.39

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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.