Home / 1,263,712.60-1,895,568.90-702,747.10

Finding the Fourth Proportional to 1,263,712.60, 1,895,568.90 and 702,747.10

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Solution

The fourth proportional to 1,263,712.60, 1,895,568.90 and 702,747.10 is: 1,054,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,712.60 : 1,895,568.90 = 702,747.10 : x
  2. Step 2: Convert to fraction form
    1,263,712.60/1,895,568.90 = 702,747.10/x
  3. Step 3: Cross multiply
    1,263,712.60x = 1,895,568.90 × 702,747.10
  4. Step 4: Simplify right side
    1,263,712.60x = 1,332,105,547,325.19
  5. Step 5: Solve for x
    x = 1,332,105,547,325.19/1,263,712.60
  6. Step 6: Final answer
    x = 1,054,120.65

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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.