Home / 1,397,946.36-2,097,359.67-499,368.24

Finding the Fourth Proportional to 1,397,946.36, 2,097,359.67 and 499,368.24

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Solution

The fourth proportional to 1,397,946.36, 2,097,359.67 and 499,368.24 is: 749,209.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,946.36 : 2,097,359.67 = 499,368.24 : x
  2. Step 2: Convert to fraction form
    1,397,946.36/2,097,359.67 = 499,368.24/x
  3. Step 3: Cross multiply
    1,397,946.36x = 2,097,359.67 × 499,368.24
  4. Step 4: Simplify right side
    1,397,946.36x = 1,047,354,807,054.88
  5. Step 5: Solve for x
    x = 1,047,354,807,054.88/1,397,946.36
  6. Step 6: Final answer
    x = 749,209.58

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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.