Home / 1,756,729.47-2,423,318.27-1,213,150.62

Finding the Fourth Proportional to 1,756,729.47, 2,423,318.27 and 1,213,150.62

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Solution

The fourth proportional to 1,756,729.47, 2,423,318.27 and 1,213,150.62 is: 1,673,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,729.47 : 2,423,318.27 = 1,213,150.62 : x
  2. Step 2: Convert to fraction form
    1,756,729.47/2,423,318.27 = 1,213,150.62/x
  3. Step 3: Cross multiply
    1,756,729.47x = 2,423,318.27 × 1,213,150.62
  4. Step 4: Simplify right side
    1,756,729.47x = 2,939,850,055,642.08
  5. Step 5: Solve for x
    x = 2,939,850,055,642.08/1,756,729.47
  6. Step 6: Final answer
    x = 1,673,479.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.