Home / 1,591,518.40-2,387,277.60-1,276,590.40

Finding the Fourth Proportional to 1,591,518.40, 2,387,277.60 and 1,276,590.40

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Solution

The fourth proportional to 1,591,518.40, 2,387,277.60 and 1,276,590.40 is: 1,914,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,518.40 : 2,387,277.60 = 1,276,590.40 : x
  2. Step 2: Convert to fraction form
    1,591,518.40/2,387,277.60 = 1,276,590.40/x
  3. Step 3: Cross multiply
    1,591,518.40x = 2,387,277.60 × 1,276,590.40
  4. Step 4: Simplify right side
    1,591,518.40x = 3,047,575,666,295.04
  5. Step 5: Solve for x
    x = 3,047,575,666,295.04/1,591,518.40
  6. Step 6: Final answer
    x = 1,914,885.60

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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.