Home / 1,720,655.76-2,374,490.52-956,702.64

Finding the Fourth Proportional to 1,720,655.76, 2,374,490.52 and 956,702.64

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Solution

The fourth proportional to 1,720,655.76, 2,374,490.52 and 956,702.64 is: 1,320,241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,655.76 : 2,374,490.52 = 956,702.64 : x
  2. Step 2: Convert to fraction form
    1,720,655.76/2,374,490.52 = 956,702.64/x
  3. Step 3: Cross multiply
    1,720,655.76x = 2,374,490.52 × 956,702.64
  4. Step 4: Simplify right side
    1,720,655.76x = 2,271,681,349,138.97
  5. Step 5: Solve for x
    x = 2,271,681,349,138.97/1,720,655.76
  6. Step 6: Final answer
    x = 1,320,241.62

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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.