Home / 1,964,681.60-2,711,234.76-1,105,241.60

Finding the Fourth Proportional to 1,964,681.60, 2,711,234.76 and 1,105,241.60

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Solution

The fourth proportional to 1,964,681.60, 2,711,234.76 and 1,105,241.60 is: 1,525,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,681.60 : 2,711,234.76 = 1,105,241.60 : x
  2. Step 2: Convert to fraction form
    1,964,681.60/2,711,234.76 = 1,105,241.60/x
  3. Step 3: Cross multiply
    1,964,681.60x = 2,711,234.76 × 1,105,241.60
  4. Step 4: Simplify right side
    1,964,681.60x = 2,996,569,444,118.02
  5. Step 5: Solve for x
    x = 2,996,569,444,118.02/1,964,681.60
  6. Step 6: Final answer
    x = 1,525,218.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.