Home / 1,109,803.68-1,531,531.80-600,511.32

Finding the Fourth Proportional to 1,109,803.68, 1,531,531.80 and 600,511.32

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Solution

The fourth proportional to 1,109,803.68, 1,531,531.80 and 600,511.32 is: 828,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,803.68 : 1,531,531.80 = 600,511.32 : x
  2. Step 2: Convert to fraction form
    1,109,803.68/1,531,531.80 = 600,511.32/x
  3. Step 3: Cross multiply
    1,109,803.68x = 1,531,531.80 × 600,511.32
  4. Step 4: Simplify right side
    1,109,803.68x = 919,702,182,839.98
  5. Step 5: Solve for x
    x = 919,702,182,839.98/1,109,803.68
  6. Step 6: Final answer
    x = 828,707.09

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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.