Home / 1,298,435.48-1,947,753.77-433,873.40

Finding the Fourth Proportional to 1,298,435.48, 1,947,753.77 and 433,873.40

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Solution

The fourth proportional to 1,298,435.48, 1,947,753.77 and 433,873.40 is: 650,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,435.48 : 1,947,753.77 = 433,873.40 : x
  2. Step 2: Convert to fraction form
    1,298,435.48/1,947,753.77 = 433,873.40/x
  3. Step 3: Cross multiply
    1,298,435.48x = 1,947,753.77 × 433,873.40
  4. Step 4: Simplify right side
    1,298,435.48x = 845,078,538,644.58
  5. Step 5: Solve for x
    x = 845,078,538,644.58/1,298,435.48
  6. Step 6: Final answer
    x = 650,843.69

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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.