Home / 2,107,140-2,907,853.20-1,153,284

Finding the Fourth Proportional to 2,107,140, 2,907,853.20 and 1,153,284

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Solution

The fourth proportional to 2,107,140, 2,907,853.20 and 1,153,284 is: 1,591,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,140 : 2,907,853.20 = 1,153,284 : x
  2. Step 2: Convert to fraction form
    2,107,140/2,907,853.20 = 1,153,284/x
  3. Step 3: Cross multiply
    2,107,140x = 2,907,853.20 × 1,153,284
  4. Step 4: Simplify right side
    2,107,140x = 3,353,580,569,908.80
  5. Step 5: Solve for x
    x = 3,353,580,569,908.80/2,107,140
  6. Step 6: Final answer
    x = 1,591,531.92

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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.