Home / 2,980,300.40-4,467,923.40-1,085,937.20

Finding the Fourth Proportional to 2,980,300.40, 4,467,923.40 and 1,085,937.20

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Solution

The fourth proportional to 2,980,300.40, 4,467,923.40 and 1,085,937.20 is: 1,627,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,300.40 : 4,467,923.40 = 1,085,937.20 : x
  2. Step 2: Convert to fraction form
    2,980,300.40/4,467,923.40 = 1,085,937.20/x
  3. Step 3: Cross multiply
    2,980,300.40x = 4,467,923.40 × 1,085,937.20
  4. Step 4: Simplify right side
    2,980,300.40x = 4,851,884,226,810.48
  5. Step 5: Solve for x
    x = 4,851,884,226,810.48/2,980,300.40
  6. Step 6: Final answer
    x = 1,627,984.96

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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.