Home / 2,567,772.59-3,543,500.75-1,390,365.81

Finding the Fourth Proportional to 2,567,772.59, 3,543,500.75 and 1,390,365.81

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Solution

The fourth proportional to 2,567,772.59, 3,543,500.75 and 1,390,365.81 is: 1,918,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,772.59 : 3,543,500.75 = 1,390,365.81 : x
  2. Step 2: Convert to fraction form
    2,567,772.59/3,543,500.75 = 1,390,365.81/x
  3. Step 3: Cross multiply
    2,567,772.59x = 3,543,500.75 × 1,390,365.81
  4. Step 4: Simplify right side
    2,567,772.59x = 4,926,762,283,557.53
  5. Step 5: Solve for x
    x = 4,926,762,283,557.53/2,567,772.59
  6. Step 6: Final answer
    x = 1,918,691.05

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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.