Home / 1,681,070.28-2,319,827.20-955,997.16

Finding the Fourth Proportional to 1,681,070.28, 2,319,827.20 and 955,997.16

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Solution

The fourth proportional to 1,681,070.28, 2,319,827.20 and 955,997.16 is: 1,319,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,070.28 : 2,319,827.20 = 955,997.16 : x
  2. Step 2: Convert to fraction form
    1,681,070.28/2,319,827.20 = 955,997.16/x
  3. Step 3: Cross multiply
    1,681,070.28x = 2,319,827.20 × 955,997.16
  4. Step 4: Simplify right side
    1,681,070.28x = 2,217,748,214,890.75
  5. Step 5: Solve for x
    x = 2,217,748,214,890.75/1,681,070.28
  6. Step 6: Final answer
    x = 1,319,247.77

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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.