Home / 1,294,080.87-1,941,122.70-1,292,211.93

Finding the Fourth Proportional to 1,294,080.87, 1,941,122.70 and 1,292,211.93

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Solution

The fourth proportional to 1,294,080.87, 1,941,122.70 and 1,292,211.93 is: 1,938,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,080.87 : 1,941,122.70 = 1,292,211.93 : x
  2. Step 2: Convert to fraction form
    1,294,080.87/1,941,122.70 = 1,292,211.93/x
  3. Step 3: Cross multiply
    1,294,080.87x = 1,941,122.70 × 1,292,211.93
  4. Step 4: Simplify right side
    1,294,080.87x = 2,508,341,910,533.81
  5. Step 5: Solve for x
    x = 2,508,341,910,533.81/1,294,080.87
  6. Step 6: Final answer
    x = 1,938,319.29

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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.