Home / 1,776,659.85-2,665,176.45-578,675.46

Finding the Fourth Proportional to 1,776,659.85, 2,665,176.45 and 578,675.46

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Solution

The fourth proportional to 1,776,659.85, 2,665,176.45 and 578,675.46 is: 868,073.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,659.85 : 2,665,176.45 = 578,675.46 : x
  2. Step 2: Convert to fraction form
    1,776,659.85/2,665,176.45 = 578,675.46/x
  3. Step 3: Cross multiply
    1,776,659.85x = 2,665,176.45 × 578,675.46
  4. Step 4: Simplify right side
    1,776,659.85x = 1,542,272,208,184.92
  5. Step 5: Solve for x
    x = 1,542,272,208,184.92/1,776,659.85
  6. Step 6: Final answer
    x = 868,073.99

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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.