Home / 1,295,453.16-1,786,799.70-1,123,062.87

Finding the Fourth Proportional to 1,295,453.16, 1,786,799.70 and 1,123,062.87

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Solution

The fourth proportional to 1,295,453.16, 1,786,799.70 and 1,123,062.87 is: 1,549,024.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,453.16 : 1,786,799.70 = 1,123,062.87 : x
  2. Step 2: Convert to fraction form
    1,295,453.16/1,786,799.70 = 1,123,062.87/x
  3. Step 3: Cross multiply
    1,295,453.16x = 1,786,799.70 × 1,123,062.87
  4. Step 4: Simplify right side
    1,295,453.16x = 2,006,688,399,197.14
  5. Step 5: Solve for x
    x = 2,006,688,399,197.14/1,295,453.16
  6. Step 6: Final answer
    x = 1,549,024.28

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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.