Home / 1,552,400.74-2,142,296.66-864,061.63

Finding the Fourth Proportional to 1,552,400.74, 2,142,296.66 and 864,061.63

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Solution

The fourth proportional to 1,552,400.74, 2,142,296.66 and 864,061.63 is: 1,192,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,400.74 : 2,142,296.66 = 864,061.63 : x
  2. Step 2: Convert to fraction form
    1,552,400.74/2,142,296.66 = 864,061.63/x
  3. Step 3: Cross multiply
    1,552,400.74x = 2,142,296.66 × 864,061.63
  4. Step 4: Simplify right side
    1,552,400.74x = 1,851,076,335,927.22
  5. Step 5: Solve for x
    x = 1,851,076,335,927.22/1,552,400.74
  6. Step 6: Final answer
    x = 1,192,395.94

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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.