Home / 2,894,434.56-3,994,511.76-1,605,329.28

Finding the Fourth Proportional to 2,894,434.56, 3,994,511.76 and 1,605,329.28

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Solution

The fourth proportional to 2,894,434.56, 3,994,511.76 and 1,605,329.28 is: 2,215,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,434.56 : 3,994,511.76 = 1,605,329.28 : x
  2. Step 2: Convert to fraction form
    2,894,434.56/3,994,511.76 = 1,605,329.28/x
  3. Step 3: Cross multiply
    2,894,434.56x = 3,994,511.76 × 1,605,329.28
  4. Step 4: Simplify right side
    2,894,434.56x = 6,412,506,687,632.33
  5. Step 5: Solve for x
    x = 6,412,506,687,632.33/2,894,434.56
  6. Step 6: Final answer
    x = 2,215,460.93

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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.