Home / 5,064,578.50-6,989,783.92-2,888,622.85

Finding the Fourth Proportional to 5,064,578.50, 6,989,783.92 and 2,888,622.85

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Solution

The fourth proportional to 5,064,578.50, 6,989,783.92 and 2,888,622.85 is: 3,986,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,578.50 : 6,989,783.92 = 2,888,622.85 : x
  2. Step 2: Convert to fraction form
    5,064,578.50/6,989,783.92 = 2,888,622.85/x
  3. Step 3: Cross multiply
    5,064,578.50x = 6,989,783.92 × 2,888,622.85
  4. Step 4: Simplify right side
    5,064,578.50x = 20,190,849,547,874.57
  5. Step 5: Solve for x
    x = 20,190,849,547,874.57/5,064,578.50
  6. Step 6: Final answer
    x = 3,986,679.16

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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.