Home / 1,539,010.60-2,308,515.90-739,880.80

Finding the Fourth Proportional to 1,539,010.60, 2,308,515.90 and 739,880.80

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Solution

The fourth proportional to 1,539,010.60, 2,308,515.90 and 739,880.80 is: 1,109,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,010.60 : 2,308,515.90 = 739,880.80 : x
  2. Step 2: Convert to fraction form
    1,539,010.60/2,308,515.90 = 739,880.80/x
  3. Step 3: Cross multiply
    1,539,010.60x = 2,308,515.90 × 739,880.80
  4. Step 4: Simplify right side
    1,539,010.60x = 1,708,026,590,904.72
  5. Step 5: Solve for x
    x = 1,708,026,590,904.72/1,539,010.60
  6. Step 6: Final answer
    x = 1,109,821.20

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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.