Home / 1,560,246.60-2,340,369.90-761,116.80

Finding the Fourth Proportional to 1,560,246.60, 2,340,369.90 and 761,116.80

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Solution

The fourth proportional to 1,560,246.60, 2,340,369.90 and 761,116.80 is: 1,141,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,246.60 : 2,340,369.90 = 761,116.80 : x
  2. Step 2: Convert to fraction form
    1,560,246.60/2,340,369.90 = 761,116.80/x
  3. Step 3: Cross multiply
    1,560,246.60x = 2,340,369.90 × 761,116.80
  4. Step 4: Simplify right side
    1,560,246.60x = 1,781,294,849,104.32
  5. Step 5: Solve for x
    x = 1,781,294,849,104.32/1,560,246.60
  6. Step 6: Final answer
    x = 1,141,675.20

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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.