Home / 2,970,551.58-4,456,062.81-840,649.02

Finding the Fourth Proportional to 2,970,551.58, 4,456,062.81 and 840,649.02

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Solution

The fourth proportional to 2,970,551.58, 4,456,062.81 and 840,649.02 is: 1,261,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,551.58 : 4,456,062.81 = 840,649.02 : x
  2. Step 2: Convert to fraction form
    2,970,551.58/4,456,062.81 = 840,649.02/x
  3. Step 3: Cross multiply
    2,970,551.58x = 4,456,062.81 × 840,649.02
  4. Step 4: Simplify right side
    2,970,551.58x = 3,745,984,834,284.95
  5. Step 5: Solve for x
    x = 3,745,984,834,284.95/2,970,551.58
  6. Step 6: Final answer
    x = 1,261,040.16

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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.