Home / 1,220,554.38-1,830,581.32-462,134.20

Finding the Fourth Proportional to 1,220,554.38, 1,830,581.32 and 462,134.20

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Solution

The fourth proportional to 1,220,554.38, 1,830,581.32 and 462,134.20 is: 693,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,554.38 : 1,830,581.32 = 462,134.20 : x
  2. Step 2: Convert to fraction form
    1,220,554.38/1,830,581.32 = 462,134.20/x
  3. Step 3: Cross multiply
    1,220,554.38x = 1,830,581.32 × 462,134.20
  4. Step 4: Simplify right side
    1,220,554.38x = 845,974,233,853.14
  5. Step 5: Solve for x
    x = 845,974,233,853.14/1,220,554.38
  6. Step 6: Final answer
    x = 693,106.55

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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.