Home / 1,984,009.16-2,974,888.11-1,814,741.52

Finding the Fourth Proportional to 1,984,009.16, 2,974,888.11 and 1,814,741.52

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Solution

The fourth proportional to 1,984,009.16, 2,974,888.11 and 1,814,741.52 is: 2,721,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,009.16 : 2,974,888.11 = 1,814,741.52 : x
  2. Step 2: Convert to fraction form
    1,984,009.16/2,974,888.11 = 1,814,741.52/x
  3. Step 3: Cross multiply
    1,984,009.16x = 2,974,888.11 × 1,814,741.52
  4. Step 4: Simplify right side
    1,984,009.16x = 5,398,652,966,220.78
  5. Step 5: Solve for x
    x = 5,398,652,966,220.78/1,984,009.16
  6. Step 6: Final answer
    x = 2,721,082.69

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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.