Home / 1,272,826.22-1,910,070.39-474,746.18

Finding the Fourth Proportional to 1,272,826.22, 1,910,070.39 and 474,746.18

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Solution

The fourth proportional to 1,272,826.22, 1,910,070.39 and 474,746.18 is: 712,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,826.22 : 1,910,070.39 = 474,746.18 : x
  2. Step 2: Convert to fraction form
    1,272,826.22/1,910,070.39 = 474,746.18/x
  3. Step 3: Cross multiply
    1,272,826.22x = 1,910,070.39 × 474,746.18
  4. Step 4: Simplify right side
    1,272,826.22x = 906,798,621,183.61
  5. Step 5: Solve for x
    x = 906,798,621,183.61/1,272,826.22
  6. Step 6: Final answer
    x = 712,429.24

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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.