Home / 1,565,945.60-2,348,918.40-1,439,974.40

Finding the Fourth Proportional to 1,565,945.60, 2,348,918.40 and 1,439,974.40

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Solution

The fourth proportional to 1,565,945.60, 2,348,918.40 and 1,439,974.40 is: 2,159,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,945.60 : 2,348,918.40 = 1,439,974.40 : x
  2. Step 2: Convert to fraction form
    1,565,945.60/2,348,918.40 = 1,439,974.40/x
  3. Step 3: Cross multiply
    1,565,945.60x = 2,348,918.40 × 1,439,974.40
  4. Step 4: Simplify right side
    1,565,945.60x = 3,382,382,363,688.96
  5. Step 5: Solve for x
    x = 3,382,382,363,688.96/1,565,945.60
  6. Step 6: Final answer
    x = 2,159,961.60

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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.