Home / 909,030.90-1,363,546.35-769,062.90

Finding the Fourth Proportional to 909,030.90, 1,363,546.35 and 769,062.90

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Solution

The fourth proportional to 909,030.90, 1,363,546.35 and 769,062.90 is: 1,153,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,030.90 : 1,363,546.35 = 769,062.90 : x
  2. Step 2: Convert to fraction form
    909,030.90/1,363,546.35 = 769,062.90/x
  3. Step 3: Cross multiply
    909,030.90x = 1,363,546.35 × 769,062.90
  4. Step 4: Simplify right side
    909,030.90x = 1,048,652,910,215.42
  5. Step 5: Solve for x
    x = 1,048,652,910,215.42/909,030.90
  6. Step 6: Final answer
    x = 1,153,594.35

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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.