Home / 1,586,337.04-2,189,009.64-907,163.92

Finding the Fourth Proportional to 1,586,337.04, 2,189,009.64 and 907,163.92

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Solution

The fourth proportional to 1,586,337.04, 2,189,009.64 and 907,163.92 is: 1,251,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,337.04 : 2,189,009.64 = 907,163.92 : x
  2. Step 2: Convert to fraction form
    1,586,337.04/2,189,009.64 = 907,163.92/x
  3. Step 3: Cross multiply
    1,586,337.04x = 2,189,009.64 × 907,163.92
  4. Step 4: Simplify right side
    1,586,337.04x = 1,985,790,565,940.19
  5. Step 5: Solve for x
    x = 1,985,790,565,940.19/1,586,337.04
  6. Step 6: Final answer
    x = 1,251,808.74

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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.