Home / 1,550,042.60-2,325,128.70-830,082.20

Finding the Fourth Proportional to 1,550,042.60, 2,325,128.70 and 830,082.20

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Solution

The fourth proportional to 1,550,042.60, 2,325,128.70 and 830,082.20 is: 1,245,158.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,042.60 : 2,325,128.70 = 830,082.20 : x
  2. Step 2: Convert to fraction form
    1,550,042.60/2,325,128.70 = 830,082.20/x
  3. Step 3: Cross multiply
    1,550,042.60x = 2,325,128.70 × 830,082.20
  4. Step 4: Simplify right side
    1,550,042.60x = 1,930,047,946,579.14
  5. Step 5: Solve for x
    x = 1,930,047,946,579.14/1,550,042.60
  6. Step 6: Final answer
    x = 1,245,158.00

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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.