Home / 864,418.40-1,295,072.40-740,002.40

Finding the Fourth Proportional to 864,418.40, 1,295,072.40 and 740,002.40

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Solution

The fourth proportional to 864,418.40, 1,295,072.40 and 740,002.40 is: 1,108,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,418.40 : 1,295,072.40 = 740,002.40 : x
  2. Step 2: Convert to fraction form
    864,418.40/1,295,072.40 = 740,002.40/x
  3. Step 3: Cross multiply
    864,418.40x = 1,295,072.40 × 740,002.40
  4. Step 4: Simplify right side
    864,418.40x = 958,356,684,173.76
  5. Step 5: Solve for x
    x = 958,356,684,173.76/864,418.40
  6. Step 6: Final answer
    x = 1,108,672.24

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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.