Home / 1,344,412.50-1,855,379.16-740,800.50

Finding the Fourth Proportional to 1,344,412.50, 1,855,379.16 and 740,800.50

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Solution

The fourth proportional to 1,344,412.50, 1,855,379.16 and 740,800.50 is: 1,022,354.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,412.50 : 1,855,379.16 = 740,800.50 : x
  2. Step 2: Convert to fraction form
    1,344,412.50/1,855,379.16 = 740,800.50/x
  3. Step 3: Cross multiply
    1,344,412.50x = 1,855,379.16 × 740,800.50
  4. Step 4: Simplify right side
    1,344,412.50x = 1,374,465,809,417.58
  5. Step 5: Solve for x
    x = 1,374,465,809,417.58/1,344,412.50
  6. Step 6: Final answer
    x = 1,022,354.23

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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.