Home / 1,008,047.10-1,512,070.65-931,064.70

Finding the Fourth Proportional to 1,008,047.10, 1,512,070.65 and 931,064.70

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Solution

The fourth proportional to 1,008,047.10, 1,512,070.65 and 931,064.70 is: 1,396,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,047.10 : 1,512,070.65 = 931,064.70 : x
  2. Step 2: Convert to fraction form
    1,008,047.10/1,512,070.65 = 931,064.70/x
  3. Step 3: Cross multiply
    1,008,047.10x = 1,512,070.65 × 931,064.70
  4. Step 4: Simplify right side
    1,008,047.10x = 1,407,835,606,121.06
  5. Step 5: Solve for x
    x = 1,407,835,606,121.06/1,008,047.10
  6. Step 6: Final answer
    x = 1,396,597.05

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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.