Home / 1,995,030.37-2,992,966.11-647,088.12

Finding the Fourth Proportional to 1,995,030.37, 2,992,966.11 and 647,088.12

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Solution

The fourth proportional to 1,995,030.37, 2,992,966.11 and 647,088.12 is: 970,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,030.37 : 2,992,966.11 = 647,088.12 : x
  2. Step 2: Convert to fraction form
    1,995,030.37/2,992,966.11 = 647,088.12/x
  3. Step 3: Cross multiply
    1,995,030.37x = 2,992,966.11 × 647,088.12
  4. Step 4: Simplify right side
    1,995,030.37x = 1,936,712,813,343.61
  5. Step 5: Solve for x
    x = 1,936,712,813,343.61/1,995,030.37
  6. Step 6: Final answer
    x = 970,768.59

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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.