Home / 1,565,315.37-2,347,013.49-666,245.13

Finding the Fourth Proportional to 1,565,315.37, 2,347,013.49 and 666,245.13

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Solution

The fourth proportional to 1,565,315.37, 2,347,013.49 and 666,245.13 is: 998,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,315.37 : 2,347,013.49 = 666,245.13 : x
  2. Step 2: Convert to fraction form
    1,565,315.37/2,347,013.49 = 666,245.13/x
  3. Step 3: Cross multiply
    1,565,315.37x = 2,347,013.49 × 666,245.13
  4. Step 4: Simplify right side
    1,565,315.37x = 1,563,686,307,756.80
  5. Step 5: Solve for x
    x = 1,563,686,307,756.80/1,565,315.37
  6. Step 6: Final answer
    x = 998,959.28

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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.