Home / 2,779,646.40-4,166,359.20-1,181,937.60

Finding the Fourth Proportional to 2,779,646.40, 4,166,359.20 and 1,181,937.60

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Solution

The fourth proportional to 2,779,646.40, 4,166,359.20 and 1,181,937.60 is: 1,771,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,646.40 : 4,166,359.20 = 1,181,937.60 : x
  2. Step 2: Convert to fraction form
    2,779,646.40/4,166,359.20 = 1,181,937.60/x
  3. Step 3: Cross multiply
    2,779,646.40x = 4,166,359.20 × 1,181,937.60
  4. Step 4: Simplify right side
    2,779,646.40x = 4,924,376,593,585.92
  5. Step 5: Solve for x
    x = 4,924,376,593,585.92/2,779,646.40
  6. Step 6: Final answer
    x = 1,771,583.82

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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.