Home / 1,506,693.80-2,079,252.70-818,379.10

Finding the Fourth Proportional to 1,506,693.80, 2,079,252.70 and 818,379.10

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Solution

The fourth proportional to 1,506,693.80, 2,079,252.70 and 818,379.10 is: 1,129,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,693.80 : 2,079,252.70 = 818,379.10 : x
  2. Step 2: Convert to fraction form
    1,506,693.80/2,079,252.70 = 818,379.10/x
  3. Step 3: Cross multiply
    1,506,693.80x = 2,079,252.70 × 818,379.10
  4. Step 4: Simplify right side
    1,506,693.80x = 1,701,616,940,856.36
  5. Step 5: Solve for x
    x = 1,701,616,940,856.36/1,506,693.80
  6. Step 6: Final answer
    x = 1,129,371.44

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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.