Home / 2,225,123.60-3,333,366.70-1,639,820.23

Finding the Fourth Proportional to 2,225,123.60, 3,333,366.70 and 1,639,820.23

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Solution

The fourth proportional to 2,225,123.60, 3,333,366.70 and 1,639,820.23 is: 2,456,547.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,123.60 : 3,333,366.70 = 1,639,820.23 : x
  2. Step 2: Convert to fraction form
    2,225,123.60/3,333,366.70 = 1,639,820.23/x
  3. Step 3: Cross multiply
    2,225,123.60x = 3,333,366.70 × 1,639,820.23
  4. Step 4: Simplify right side
    2,225,123.60x = 5,466,122,136,235.37
  5. Step 5: Solve for x
    x = 5,466,122,136,235.37/2,225,123.60
  6. Step 6: Final answer
    x = 2,456,547.65

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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.