Home / 1,376,032.60-2,064,048.90-806,829.40

Finding the Fourth Proportional to 1,376,032.60, 2,064,048.90 and 806,829.40

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Solution

The fourth proportional to 1,376,032.60, 2,064,048.90 and 806,829.40 is: 1,210,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,032.60 : 2,064,048.90 = 806,829.40 : x
  2. Step 2: Convert to fraction form
    1,376,032.60/2,064,048.90 = 806,829.40/x
  3. Step 3: Cross multiply
    1,376,032.60x = 2,064,048.90 × 806,829.40
  4. Step 4: Simplify right side
    1,376,032.60x = 1,665,335,335,557.66
  5. Step 5: Solve for x
    x = 1,665,335,335,557.66/1,376,032.60
  6. Step 6: Final answer
    x = 1,210,244.10

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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.