Home / 1,989,997.16-2,984,117.34-569,730.92

Finding the Fourth Proportional to 1,989,997.16, 2,984,117.34 and 569,730.92

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Solution

The fourth proportional to 1,989,997.16, 2,984,117.34 and 569,730.92 is: 854,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,997.16 : 2,984,117.34 = 569,730.92 : x
  2. Step 2: Convert to fraction form
    1,989,997.16/2,984,117.34 = 569,730.92/x
  3. Step 3: Cross multiply
    1,989,997.16x = 2,984,117.34 × 569,730.92
  4. Step 4: Simplify right side
    1,989,997.16x = 1,700,143,917,506.15
  5. Step 5: Solve for x
    x = 1,700,143,917,506.15/1,989,997.16
  6. Step 6: Final answer
    x = 854,344.90

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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.