Home / 1,513,782.54-2,270,359.53-448,574.22

Finding the Fourth Proportional to 1,513,782.54, 2,270,359.53 and 448,574.22

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Solution

The fourth proportional to 1,513,782.54, 2,270,359.53 and 448,574.22 is: 672,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,782.54 : 2,270,359.53 = 448,574.22 : x
  2. Step 2: Convert to fraction form
    1,513,782.54/2,270,359.53 = 448,574.22/x
  3. Step 3: Cross multiply
    1,513,782.54x = 2,270,359.53 × 448,574.22
  4. Step 4: Simplify right side
    1,513,782.54x = 1,018,424,755,289.32
  5. Step 5: Solve for x
    x = 1,018,424,755,289.32/1,513,782.54
  6. Step 6: Final answer
    x = 672,768.20

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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.