Home / 1,182,758.40-1,774,137.60-917,337.60

Finding the Fourth Proportional to 1,182,758.40, 1,774,137.60 and 917,337.60

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Solution

The fourth proportional to 1,182,758.40, 1,774,137.60 and 917,337.60 is: 1,376,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,758.40 : 1,774,137.60 = 917,337.60 : x
  2. Step 2: Convert to fraction form
    1,182,758.40/1,774,137.60 = 917,337.60/x
  3. Step 3: Cross multiply
    1,182,758.40x = 1,774,137.60 × 917,337.60
  4. Step 4: Simplify right side
    1,182,758.40x = 1,627,483,128,053.76
  5. Step 5: Solve for x
    x = 1,627,483,128,053.76/1,182,758.40
  6. Step 6: Final answer
    x = 1,376,006.40

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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.