Home / 1,720,836.79-2,374,657.23-956,873.95

Finding the Fourth Proportional to 1,720,836.79, 2,374,657.23 and 956,873.95

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Solution

The fourth proportional to 1,720,836.79, 2,374,657.23 and 956,873.95 is: 1,320,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,836.79 : 2,374,657.23 = 956,873.95 : x
  2. Step 2: Convert to fraction form
    1,720,836.79/2,374,657.23 = 956,873.95/x
  3. Step 3: Cross multiply
    1,720,836.79x = 2,374,657.23 × 956,873.95
  4. Step 4: Simplify right side
    1,720,836.79x = 2,272,247,643,566.16
  5. Step 5: Solve for x
    x = 2,272,247,643,566.16/1,720,836.79
  6. Step 6: Final answer
    x = 1,320,431.81

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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.