Home / 1,655,419.60-2,481,817.20-907,465.60

Finding the Fourth Proportional to 1,655,419.60, 2,481,817.20 and 907,465.60

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Solution

The fourth proportional to 1,655,419.60, 2,481,817.20 and 907,465.60 is: 1,360,479.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,419.60 : 2,481,817.20 = 907,465.60 : x
  2. Step 2: Convert to fraction form
    1,655,419.60/2,481,817.20 = 907,465.60/x
  3. Step 3: Cross multiply
    1,655,419.60x = 2,481,817.20 × 907,465.60
  4. Step 4: Simplify right side
    1,655,419.60x = 2,252,163,734,488.32
  5. Step 5: Solve for x
    x = 2,252,163,734,488.32/1,655,419.60
  6. Step 6: Final answer
    x = 1,360,479.08

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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.