Home / 953,929.22-1,315,106.78-760,991.63

Finding the Fourth Proportional to 953,929.22, 1,315,106.78 and 760,991.63

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Solution

The fourth proportional to 953,929.22, 1,315,106.78 and 760,991.63 is: 1,049,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,929.22 : 1,315,106.78 = 760,991.63 : x
  2. Step 2: Convert to fraction form
    953,929.22/1,315,106.78 = 760,991.63/x
  3. Step 3: Cross multiply
    953,929.22x = 1,315,106.78 × 760,991.63
  4. Step 4: Simplify right side
    953,929.22x = 1,000,785,257,326.50
  5. Step 5: Solve for x
    x = 1,000,785,257,326.50/953,929.22
  6. Step 6: Final answer
    x = 1,049,118.98

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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.