Home / 5,901,621.60-8,851,222.80-1,640,719.20

Finding the Fourth Proportional to 5,901,621.60, 8,851,222.80 and 1,640,719.20

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Solution

The fourth proportional to 5,901,621.60, 8,851,222.80 and 1,640,719.20 is: 2,460,742.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901,621.60 : 8,851,222.80 = 1,640,719.20 : x
  2. Step 2: Convert to fraction form
    5,901,621.60/8,851,222.80 = 1,640,719.20/x
  3. Step 3: Cross multiply
    5,901,621.60x = 8,851,222.80 × 1,640,719.20
  4. Step 4: Simplify right side
    5,901,621.60x = 14,522,371,191,437.76
  5. Step 5: Solve for x
    x = 14,522,371,191,437.76/5,901,621.60
  6. Step 6: Final answer
    x = 2,460,742.52

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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.