Home / 2,381,909.76-3,573,357.12-784,570.32

Finding the Fourth Proportional to 2,381,909.76, 3,573,357.12 and 784,570.32

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Solution

The fourth proportional to 2,381,909.76, 3,573,357.12 and 784,570.32 is: 1,177,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,909.76 : 3,573,357.12 = 784,570.32 : x
  2. Step 2: Convert to fraction form
    2,381,909.76/3,573,357.12 = 784,570.32/x
  3. Step 3: Cross multiply
    2,381,909.76x = 3,573,357.12 × 784,570.32
  4. Step 4: Simplify right side
    2,381,909.76x = 2,803,549,939,112.68
  5. Step 5: Solve for x
    x = 2,803,549,939,112.68/2,381,909.76
  6. Step 6: Final answer
    x = 1,177,017.70

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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.