Home / 1,498,075.60-2,242,447.80-865,109.20

Finding the Fourth Proportional to 1,498,075.60, 2,242,447.80 and 865,109.20

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Solution

The fourth proportional to 1,498,075.60, 2,242,447.80 and 865,109.20 is: 1,294,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,075.60 : 2,242,447.80 = 865,109.20 : x
  2. Step 2: Convert to fraction form
    1,498,075.60/2,242,447.80 = 865,109.20/x
  3. Step 3: Cross multiply
    1,498,075.60x = 2,242,447.80 × 865,109.20
  4. Step 4: Simplify right side
    1,498,075.60x = 1,939,962,222,299.76
  5. Step 5: Solve for x
    x = 1,939,962,222,299.76/1,498,075.60
  6. Step 6: Final answer
    x = 1,294,969.51

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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.