Home / 1,235,052.80-1,852,579.20-524,902.40

Finding the Fourth Proportional to 1,235,052.80, 1,852,579.20 and 524,902.40

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Solution

The fourth proportional to 1,235,052.80, 1,852,579.20 and 524,902.40 is: 787,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,052.80 : 1,852,579.20 = 524,902.40 : x
  2. Step 2: Convert to fraction form
    1,235,052.80/1,852,579.20 = 524,902.40/x
  3. Step 3: Cross multiply
    1,235,052.80x = 1,852,579.20 × 524,902.40
  4. Step 4: Simplify right side
    1,235,052.80x = 972,423,268,270.08
  5. Step 5: Solve for x
    x = 972,423,268,270.08/1,235,052.80
  6. Step 6: Final answer
    x = 787,353.60

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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.