Home / 1,360,913.40-2,042,147.70-520,068.60

Finding the Fourth Proportional to 1,360,913.40, 2,042,147.70 and 520,068.60

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Solution

The fourth proportional to 1,360,913.40, 2,042,147.70 and 520,068.60 is: 780,400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,913.40 : 2,042,147.70 = 520,068.60 : x
  2. Step 2: Convert to fraction form
    1,360,913.40/2,042,147.70 = 520,068.60/x
  3. Step 3: Cross multiply
    1,360,913.40x = 2,042,147.70 × 520,068.60
  4. Step 4: Simplify right side
    1,360,913.40x = 1,062,056,895,332.22
  5. Step 5: Solve for x
    x = 1,062,056,895,332.22/1,360,913.40
  6. Step 6: Final answer
    x = 780,400.06

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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.