Home / 2,381,911.76-3,573,360.12-784,572.32

Finding the Fourth Proportional to 2,381,911.76, 3,573,360.12 and 784,572.32

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Solution

The fourth proportional to 2,381,911.76, 3,573,360.12 and 784,572.32 is: 1,177,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,911.76 : 3,573,360.12 = 784,572.32 : x
  2. Step 2: Convert to fraction form
    2,381,911.76/3,573,360.12 = 784,572.32/x
  3. Step 3: Cross multiply
    2,381,911.76x = 3,573,360.12 × 784,572.32
  4. Step 4: Simplify right side
    2,381,911.76x = 2,803,559,439,543.88
  5. Step 5: Solve for x
    x = 2,803,559,439,543.88/2,381,911.76
  6. Step 6: Final answer
    x = 1,177,020.70

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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.