Home / 1,775,807.80-2,663,711.70-654,314.20

Finding the Fourth Proportional to 1,775,807.80, 2,663,711.70 and 654,314.20

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Solution

The fourth proportional to 1,775,807.80, 2,663,711.70 and 654,314.20 is: 981,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,807.80 : 2,663,711.70 = 654,314.20 : x
  2. Step 2: Convert to fraction form
    1,775,807.80/2,663,711.70 = 654,314.20/x
  3. Step 3: Cross multiply
    1,775,807.80x = 2,663,711.70 × 654,314.20
  4. Step 4: Simplify right side
    1,775,807.80x = 1,742,904,390,016.14
  5. Step 5: Solve for x
    x = 1,742,904,390,016.14/1,775,807.80
  6. Step 6: Final answer
    x = 981,471.30

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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.