Home / 2,820,734.28-3,892,641.30-1,531,585.26

Finding the Fourth Proportional to 2,820,734.28, 3,892,641.30 and 1,531,585.26

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Solution

The fourth proportional to 2,820,734.28, 3,892,641.30 and 1,531,585.26 is: 2,113,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,734.28 : 3,892,641.30 = 1,531,585.26 : x
  2. Step 2: Convert to fraction form
    2,820,734.28/3,892,641.30 = 1,531,585.26/x
  3. Step 3: Cross multiply
    2,820,734.28x = 3,892,641.30 × 1,531,585.26
  4. Step 4: Simplify right side
    2,820,734.28x = 5,961,912,037,547.24
  5. Step 5: Solve for x
    x = 5,961,912,037,547.24/2,820,734.28
  6. Step 6: Final answer
    x = 2,113,602.86

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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.