Home / 1,510,047.12-2,083,865.36-830,983.62

Finding the Fourth Proportional to 1,510,047.12, 2,083,865.36 and 830,983.62

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Solution

The fourth proportional to 1,510,047.12, 2,083,865.36 and 830,983.62 is: 1,146,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,047.12 : 2,083,865.36 = 830,983.62 : x
  2. Step 2: Convert to fraction form
    1,510,047.12/2,083,865.36 = 830,983.62/x
  3. Step 3: Cross multiply
    1,510,047.12x = 2,083,865.36 × 830,983.62
  4. Step 4: Simplify right side
    1,510,047.12x = 1,731,657,970,026.08
  5. Step 5: Solve for x
    x = 1,731,657,970,026.08/1,510,047.12
  6. Step 6: Final answer
    x = 1,146,757.58

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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.