Home / 2,822,857.16-4,234,368.72-692,941.20

Finding the Fourth Proportional to 2,822,857.16, 4,234,368.72 and 692,941.20

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Solution

The fourth proportional to 2,822,857.16, 4,234,368.72 and 692,941.20 is: 1,039,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,857.16 : 4,234,368.72 = 692,941.20 : x
  2. Step 2: Convert to fraction form
    2,822,857.16/4,234,368.72 = 692,941.20/x
  3. Step 3: Cross multiply
    2,822,857.16x = 4,234,368.72 × 692,941.20
  4. Step 4: Simplify right side
    2,822,857.16x = 2,934,168,542,079.26
  5. Step 5: Solve for x
    x = 2,934,168,542,079.26/2,822,857.16
  6. Step 6: Final answer
    x = 1,039,432.17

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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.