Home / 1,403,596.71-2,106,329.27-764,061.62

Finding the Fourth Proportional to 1,403,596.71, 2,106,329.27 and 764,061.62

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Solution

The fourth proportional to 1,403,596.71, 2,106,329.27 and 764,061.62 is: 1,146,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,596.71 : 2,106,329.27 = 764,061.62 : x
  2. Step 2: Convert to fraction form
    1,403,596.71/2,106,329.27 = 764,061.62/x
  3. Step 3: Cross multiply
    1,403,596.71x = 2,106,329.27 × 764,061.62
  4. Step 4: Simplify right side
    1,403,596.71x = 1,609,365,339,937.66
  5. Step 5: Solve for x
    x = 1,609,365,339,937.66/1,403,596.71
  6. Step 6: Final answer
    x = 1,146,600.96

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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.