Home / 1,426,741.47-2,140,187.46-361,792.74

Finding the Fourth Proportional to 1,426,741.47, 2,140,187.46 and 361,792.74

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Solution

The fourth proportional to 1,426,741.47, 2,140,187.46 and 361,792.74 is: 542,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,741.47 : 2,140,187.46 = 361,792.74 : x
  2. Step 2: Convert to fraction form
    1,426,741.47/2,140,187.46 = 361,792.74/x
  3. Step 3: Cross multiply
    1,426,741.47x = 2,140,187.46 × 361,792.74
  4. Step 4: Simplify right side
    1,426,741.47x = 774,304,285,267.04
  5. Step 5: Solve for x
    x = 774,304,285,267.04/1,426,741.47
  6. Step 6: Final answer
    x = 542,708.19

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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.