Home / 3,053,813.60-4,580,720.40-1,920,072.80

Finding the Fourth Proportional to 3,053,813.60, 4,580,720.40 and 1,920,072.80

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Solution

The fourth proportional to 3,053,813.60, 4,580,720.40 and 1,920,072.80 is: 2,880,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053,813.60 : 4,580,720.40 = 1,920,072.80 : x
  2. Step 2: Convert to fraction form
    3,053,813.60/4,580,720.40 = 1,920,072.80/x
  3. Step 3: Cross multiply
    3,053,813.60x = 4,580,720.40 × 1,920,072.80
  4. Step 4: Simplify right side
    3,053,813.60x = 8,795,316,644,445.12
  5. Step 5: Solve for x
    x = 8,795,316,644,445.12/3,053,813.60
  6. Step 6: Final answer
    x = 2,880,109.20

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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.