Home / 893,354.40-1,340,031.60-834,305.40

Finding the Fourth Proportional to 893,354.40, 1,340,031.60 and 834,305.40

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Solution

The fourth proportional to 893,354.40, 1,340,031.60 and 834,305.40 is: 1,251,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,354.40 : 1,340,031.60 = 834,305.40 : x
  2. Step 2: Convert to fraction form
    893,354.40/1,340,031.60 = 834,305.40/x
  3. Step 3: Cross multiply
    893,354.40x = 1,340,031.60 × 834,305.40
  4. Step 4: Simplify right side
    893,354.40x = 1,117,995,600,050.64
  5. Step 5: Solve for x
    x = 1,117,995,600,050.64/893,354.40
  6. Step 6: Final answer
    x = 1,251,458.10

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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.