Home / 4,585,420.80-6,876,381.60-1,389,484.80

Finding the Fourth Proportional to 4,585,420.80, 6,876,381.60 and 1,389,484.80

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Solution

The fourth proportional to 4,585,420.80, 6,876,381.60 and 1,389,484.80 is: 2,083,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,420.80 : 6,876,381.60 = 1,389,484.80 : x
  2. Step 2: Convert to fraction form
    4,585,420.80/6,876,381.60 = 1,389,484.80/x
  3. Step 3: Cross multiply
    4,585,420.80x = 6,876,381.60 × 1,389,484.80
  4. Step 4: Simplify right side
    4,585,420.80x = 9,554,627,712,199.68
  5. Step 5: Solve for x
    x = 9,554,627,712,199.68/4,585,420.80
  6. Step 6: Final answer
    x = 2,083,697.03

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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.