Home / 1,598,103.64-2,205,390.54-872,961.40

Finding the Fourth Proportional to 1,598,103.64, 2,205,390.54 and 872,961.40

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Solution

The fourth proportional to 1,598,103.64, 2,205,390.54 and 872,961.40 is: 1,204,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,103.64 : 2,205,390.54 = 872,961.40 : x
  2. Step 2: Convert to fraction form
    1,598,103.64/2,205,390.54 = 872,961.40/x
  3. Step 3: Cross multiply
    1,598,103.64x = 2,205,390.54 × 872,961.40
  4. Step 4: Simplify right side
    1,598,103.64x = 1,925,220,813,345.16
  5. Step 5: Solve for x
    x = 1,925,220,813,345.16/1,598,103.64
  6. Step 6: Final answer
    x = 1,204,690.84

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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.