Home / 2,912,232.31-4,018,900.53-1,623,155.74

Finding the Fourth Proportional to 2,912,232.31, 4,018,900.53 and 1,623,155.74

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Solution

The fourth proportional to 2,912,232.31, 4,018,900.53 and 1,623,155.74 is: 2,239,966.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,232.31 : 4,018,900.53 = 1,623,155.74 : x
  2. Step 2: Convert to fraction form
    2,912,232.31/4,018,900.53 = 1,623,155.74/x
  3. Step 3: Cross multiply
    2,912,232.31x = 4,018,900.53 × 1,623,155.74
  4. Step 4: Simplify right side
    2,912,232.31x = 6,523,301,463,758.54
  5. Step 5: Solve for x
    x = 6,523,301,463,758.54/2,912,232.31
  6. Step 6: Final answer
    x = 2,239,966.04

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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.