Home / 2,712,621.20-4,069,612.20-1,196,592.80

Finding the Fourth Proportional to 2,712,621.20, 4,069,612.20 and 1,196,592.80

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Solution

The fourth proportional to 2,712,621.20, 4,069,612.20 and 1,196,592.80 is: 1,795,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,621.20 : 4,069,612.20 = 1,196,592.80 : x
  2. Step 2: Convert to fraction form
    2,712,621.20/4,069,612.20 = 1,196,592.80/x
  3. Step 3: Cross multiply
    2,712,621.20x = 4,069,612.20 × 1,196,592.80
  4. Step 4: Simplify right side
    2,712,621.20x = 4,869,668,657,312.16
  5. Step 5: Solve for x
    x = 4,869,668,657,312.16/2,712,621.20
  6. Step 6: Final answer
    x = 1,795,189.34

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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.