Home / 1,712,801-2,569,102.68-514,697.60

Finding the Fourth Proportional to 1,712,801, 2,569,102.68 and 514,697.60

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Solution

The fourth proportional to 1,712,801, 2,569,102.68 and 514,697.60 is: 772,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,801 : 2,569,102.68 = 514,697.60 : x
  2. Step 2: Convert to fraction form
    1,712,801/2,569,102.68 = 514,697.60/x
  3. Step 3: Cross multiply
    1,712,801x = 2,569,102.68 × 514,697.60
  4. Step 4: Simplify right side
    1,712,801x = 1,322,310,983,549.57
  5. Step 5: Solve for x
    x = 1,322,310,983,549.57/1,712,801
  6. Step 6: Final answer
    x = 772,016.70

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Double scale
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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.