Home / 1,510,053.66-2,083,847.10-821,702.04

Finding the Fourth Proportional to 1,510,053.66, 2,083,847.10 and 821,702.04

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Solution

The fourth proportional to 1,510,053.66, 2,083,847.10 and 821,702.04 is: 1,133,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,053.66 : 2,083,847.10 = 821,702.04 : x
  2. Step 2: Convert to fraction form
    1,510,053.66/2,083,847.10 = 821,702.04/x
  3. Step 3: Cross multiply
    1,510,053.66x = 2,083,847.10 × 821,702.04
  4. Step 4: Simplify right side
    1,510,053.66x = 1,712,301,413,118.08
  5. Step 5: Solve for x
    x = 1,712,301,413,118.08/1,510,053.66
  6. Step 6: Final answer
    x = 1,133,934.15

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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.