Home / 1,510,235.19-2,084,217.60-865,752.30

Finding the Fourth Proportional to 1,510,235.19, 2,084,217.60 and 865,752.30

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Solution

The fourth proportional to 1,510,235.19, 2,084,217.60 and 865,752.30 is: 1,194,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,235.19 : 2,084,217.60 = 865,752.30 : x
  2. Step 2: Convert to fraction form
    1,510,235.19/2,084,217.60 = 865,752.30/x
  3. Step 3: Cross multiply
    1,510,235.19x = 2,084,217.60 × 865,752.30
  4. Step 4: Simplify right side
    1,510,235.19x = 1,804,416,180,900.48
  5. Step 5: Solve for x
    x = 1,804,416,180,900.48/1,510,235.19
  6. Step 6: Final answer
    x = 1,194,791.51

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1.5x scale

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.