Home / 1,047,767.68-1,445,459.52-708,112

Finding the Fourth Proportional to 1,047,767.68, 1,445,459.52 and 708,112

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Solution

The fourth proportional to 1,047,767.68, 1,445,459.52 and 708,112 is: 976,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,767.68 : 1,445,459.52 = 708,112 : x
  2. Step 2: Convert to fraction form
    1,047,767.68/1,445,459.52 = 708,112/x
  3. Step 3: Cross multiply
    1,047,767.68x = 1,445,459.52 × 708,112
  4. Step 4: Simplify right side
    1,047,767.68x = 1,023,547,231,626.24
  5. Step 5: Solve for x
    x = 1,023,547,231,626.24/1,047,767.68
  6. Step 6: Final answer
    x = 976,883.76

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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.