Home / 2,132,820.70-2,927,625.55-1,885,689.70

Finding the Fourth Proportional to 2,132,820.70, 2,927,625.55 and 1,885,689.70

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Solution

The fourth proportional to 2,132,820.70, 2,927,625.55 and 1,885,689.70 is: 2,588,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,820.70 : 2,927,625.55 = 1,885,689.70 : x
  2. Step 2: Convert to fraction form
    2,132,820.70/2,927,625.55 = 1,885,689.70/x
  3. Step 3: Cross multiply
    2,132,820.70x = 2,927,625.55 × 1,885,689.70
  4. Step 4: Simplify right side
    2,132,820.70x = 5,520,593,335,663.39
  5. Step 5: Solve for x
    x = 5,520,593,335,663.39/2,132,820.70
  6. Step 6: Final answer
    x = 2,588,400.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.