Home / 4,671,495.20-7,006,378.80-1,305,005.60

Finding the Fourth Proportional to 4,671,495.20, 7,006,378.80 and 1,305,005.60

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Solution

The fourth proportional to 4,671,495.20, 7,006,378.80 and 1,305,005.60 is: 1,957,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,495.20 : 7,006,378.80 = 1,305,005.60 : x
  2. Step 2: Convert to fraction form
    4,671,495.20/7,006,378.80 = 1,305,005.60/x
  3. Step 3: Cross multiply
    4,671,495.20x = 7,006,378.80 × 1,305,005.60
  4. Step 4: Simplify right side
    4,671,495.20x = 9,143,363,569,721.28
  5. Step 5: Solve for x
    x = 9,143,363,569,721.28/4,671,495.20
  6. Step 6: Final answer
    x = 1,957,267.04

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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.