Home / 1,776,856.32-2,666,327.04-655,706.88

Finding the Fourth Proportional to 1,776,856.32, 2,666,327.04 and 655,706.88

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Solution

The fourth proportional to 1,776,856.32, 2,666,327.04 and 655,706.88 is: 983,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,856.32 : 2,666,327.04 = 655,706.88 : x
  2. Step 2: Convert to fraction form
    1,776,856.32/2,666,327.04 = 655,706.88/x
  3. Step 3: Cross multiply
    1,776,856.32x = 2,666,327.04 × 655,706.88
  4. Step 4: Simplify right side
    1,776,856.32x = 1,748,328,984,458.04
  5. Step 5: Solve for x
    x = 1,748,328,984,458.04/1,776,856.32
  6. Step 6: Final answer
    x = 983,945.05

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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.