Home / 1,677,050.40-2,314,371.12-913,145.84

Finding the Fourth Proportional to 1,677,050.40, 2,314,371.12 and 913,145.84

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Solution

The fourth proportional to 1,677,050.40, 2,314,371.12 and 913,145.84 is: 1,260,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,050.40 : 2,314,371.12 = 913,145.84 : x
  2. Step 2: Convert to fraction form
    1,677,050.40/2,314,371.12 = 913,145.84/x
  3. Step 3: Cross multiply
    1,677,050.40x = 2,314,371.12 × 913,145.84
  4. Step 4: Simplify right side
    1,677,050.40x = 2,113,358,360,444.14
  5. Step 5: Solve for x
    x = 2,113,358,360,444.14/1,677,050.40
  6. Step 6: Final answer
    x = 1,260,163.89

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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.