Home / 1,617,353.72-2,230,530.16-1,294,946.20

Finding the Fourth Proportional to 1,617,353.72, 2,230,530.16 and 1,294,946.20

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Solution

The fourth proportional to 1,617,353.72, 2,230,530.16 and 1,294,946.20 is: 1,785,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,353.72 : 2,230,530.16 = 1,294,946.20 : x
  2. Step 2: Convert to fraction form
    1,617,353.72/2,230,530.16 = 1,294,946.20/x
  3. Step 3: Cross multiply
    1,617,353.72x = 2,230,530.16 × 1,294,946.20
  4. Step 4: Simplify right side
    1,617,353.72x = 2,888,416,554,677.39
  5. Step 5: Solve for x
    x = 2,888,416,554,677.39/1,617,353.72
  6. Step 6: Final answer
    x = 1,785,890.44

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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.