Home / 2,916,032.40-4,374,048.60-1,635,325.20

Finding the Fourth Proportional to 2,916,032.40, 4,374,048.60 and 1,635,325.20

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Solution

The fourth proportional to 2,916,032.40, 4,374,048.60 and 1,635,325.20 is: 2,452,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,032.40 : 4,374,048.60 = 1,635,325.20 : x
  2. Step 2: Convert to fraction form
    2,916,032.40/4,374,048.60 = 1,635,325.20/x
  3. Step 3: Cross multiply
    2,916,032.40x = 4,374,048.60 × 1,635,325.20
  4. Step 4: Simplify right side
    2,916,032.40x = 7,152,991,901,604.72
  5. Step 5: Solve for x
    x = 7,152,991,901,604.72/2,916,032.40
  6. Step 6: Final answer
    x = 2,452,987.80

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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.