Home / 2,101,608.36-2,897,926.20-1,421,363.88

Finding the Fourth Proportional to 2,101,608.36, 2,897,926.20 and 1,421,363.88

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Solution

The fourth proportional to 2,101,608.36, 2,897,926.20 and 1,421,363.88 is: 1,959,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,608.36 : 2,897,926.20 = 1,421,363.88 : x
  2. Step 2: Convert to fraction form
    2,101,608.36/2,897,926.20 = 1,421,363.88/x
  3. Step 3: Cross multiply
    2,101,608.36x = 2,897,926.20 × 1,421,363.88
  4. Step 4: Simplify right side
    2,101,608.36x = 4,119,007,627,585.66
  5. Step 5: Solve for x
    x = 4,119,007,627,585.66/2,101,608.36
  6. Step 6: Final answer
    x = 1,959,931.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.