Home / 2,916,000.80-4,371,927.60-1,118,189.60

Finding the Fourth Proportional to 2,916,000.80, 4,371,927.60 and 1,118,189.60

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Solution

The fourth proportional to 2,916,000.80, 4,371,927.60 and 1,118,189.60 is: 1,676,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,000.80 : 4,371,927.60 = 1,118,189.60 : x
  2. Step 2: Convert to fraction form
    2,916,000.80/4,371,927.60 = 1,118,189.60/x
  3. Step 3: Cross multiply
    2,916,000.80x = 4,371,927.60 × 1,118,189.60
  4. Step 4: Simplify right side
    2,916,000.80x = 4,888,643,974,272.96
  5. Step 5: Solve for x
    x = 4,888,643,974,272.96/2,916,000.80
  6. Step 6: Final answer
    x = 1,676,489.24

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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.