Home / 1,475,732.80-2,213,599.20-943,854.40

Finding the Fourth Proportional to 1,475,732.80, 2,213,599.20 and 943,854.40

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Solution

The fourth proportional to 1,475,732.80, 2,213,599.20 and 943,854.40 is: 1,415,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,732.80 : 2,213,599.20 = 943,854.40 : x
  2. Step 2: Convert to fraction form
    1,475,732.80/2,213,599.20 = 943,854.40/x
  3. Step 3: Cross multiply
    1,475,732.80x = 2,213,599.20 × 943,854.40
  4. Step 4: Simplify right side
    1,475,732.80x = 2,089,315,344,756.48
  5. Step 5: Solve for x
    x = 2,089,315,344,756.48/1,475,732.80
  6. Step 6: Final answer
    x = 1,415,781.60

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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.