Home / 3,087,901.60-4,635,999.60-1,970,922.40

Finding the Fourth Proportional to 3,087,901.60, 4,635,999.60 and 1,970,922.40

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Solution

The fourth proportional to 3,087,901.60, 4,635,999.60 and 1,970,922.40 is: 2,959,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,901.60 : 4,635,999.60 = 1,970,922.40 : x
  2. Step 2: Convert to fraction form
    3,087,901.60/4,635,999.60 = 1,970,922.40/x
  3. Step 3: Cross multiply
    3,087,901.60x = 4,635,999.60 × 1,970,922.40
  4. Step 4: Simplify right side
    3,087,901.60x = 9,137,195,458,031.04
  5. Step 5: Solve for x
    x = 9,137,195,458,031.04/3,087,901.60
  6. Step 6: Final answer
    x = 2,959,030.64

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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.