Home / 1,308,637.24-1,962,956.32-410,148.70

Finding the Fourth Proportional to 1,308,637.24, 1,962,956.32 and 410,148.70

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Solution

The fourth proportional to 1,308,637.24, 1,962,956.32 and 410,148.70 is: 615,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,637.24 : 1,962,956.32 = 410,148.70 : x
  2. Step 2: Convert to fraction form
    1,308,637.24/1,962,956.32 = 410,148.70/x
  3. Step 3: Cross multiply
    1,308,637.24x = 1,962,956.32 × 410,148.70
  4. Step 4: Simplify right side
    1,308,637.24x = 805,103,982,804.78
  5. Step 5: Solve for x
    x = 805,103,982,804.78/1,308,637.24
  6. Step 6: Final answer
    x = 615,223.19

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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.