Home / 1,932,465.40-2,897,661.30-809,265.40

Finding the Fourth Proportional to 1,932,465.40, 2,897,661.30 and 809,265.40

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Solution

The fourth proportional to 1,932,465.40, 2,897,661.30 and 809,265.40 is: 1,213,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,465.40 : 2,897,661.30 = 809,265.40 : x
  2. Step 2: Convert to fraction form
    1,932,465.40/2,897,661.30 = 809,265.40/x
  3. Step 3: Cross multiply
    1,932,465.40x = 2,897,661.30 × 809,265.40
  4. Step 4: Simplify right side
    1,932,465.40x = 2,344,977,031,009.02
  5. Step 5: Solve for x
    x = 2,344,977,031,009.02/1,932,465.40
  6. Step 6: Final answer
    x = 1,213,463.92

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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.