Home / 1,109,737.02-1,531,272.90-673,927.74

Finding the Fourth Proportional to 1,109,737.02, 1,531,272.90 and 673,927.74

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Solution

The fourth proportional to 1,109,737.02, 1,531,272.90 and 673,927.74 is: 929,920.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,737.02 : 1,531,272.90 = 673,927.74 : x
  2. Step 2: Convert to fraction form
    1,109,737.02/1,531,272.90 = 673,927.74/x
  3. Step 3: Cross multiply
    1,109,737.02x = 1,531,272.90 × 673,927.74
  4. Step 4: Simplify right side
    1,109,737.02x = 1,031,967,284,820.25
  5. Step 5: Solve for x
    x = 1,031,967,284,820.25/1,109,737.02
  6. Step 6: Final answer
    x = 929,920.57

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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.