Home / 1,433,412.65-2,148,619.67-534,463.31

Finding the Fourth Proportional to 1,433,412.65, 2,148,619.67 and 534,463.31

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Solution

The fourth proportional to 1,433,412.65, 2,148,619.67 and 534,463.31 is: 801,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,412.65 : 2,148,619.67 = 534,463.31 : x
  2. Step 2: Convert to fraction form
    1,433,412.65/2,148,619.67 = 534,463.31/x
  3. Step 3: Cross multiply
    1,433,412.65x = 2,148,619.67 × 534,463.31
  4. Step 4: Simplify right side
    1,433,412.65x = 1,148,358,385,462.78
  5. Step 5: Solve for x
    x = 1,148,358,385,462.78/1,433,412.65
  6. Step 6: Final answer
    x = 801,135.93

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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.