Home / 2,087,569.40-3,126,038.32-1,375,438.46

Finding the Fourth Proportional to 2,087,569.40, 3,126,038.32 and 1,375,438.46

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Solution

The fourth proportional to 2,087,569.40, 3,126,038.32 and 1,375,438.46 is: 2,059,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,569.40 : 3,126,038.32 = 1,375,438.46 : x
  2. Step 2: Convert to fraction form
    2,087,569.40/3,126,038.32 = 1,375,438.46/x
  3. Step 3: Cross multiply
    2,087,569.40x = 3,126,038.32 × 1,375,438.46
  4. Step 4: Simplify right side
    2,087,569.40x = 4,299,673,310,254.40
  5. Step 5: Solve for x
    x = 4,299,673,310,254.40/2,087,569.40
  6. Step 6: Final answer
    x = 2,059,655.27

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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.