Home / 1,223,094.61-1,687,926.60-679,232.82

Finding the Fourth Proportional to 1,223,094.61, 1,687,926.60 and 679,232.82

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Solution

The fourth proportional to 1,223,094.61, 1,687,926.60 and 679,232.82 is: 937,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,094.61 : 1,687,926.60 = 679,232.82 : x
  2. Step 2: Convert to fraction form
    1,223,094.61/1,687,926.60 = 679,232.82/x
  3. Step 3: Cross multiply
    1,223,094.61x = 1,687,926.60 × 679,232.82
  4. Step 4: Simplify right side
    1,223,094.61x = 1,146,495,136,558.86
  5. Step 5: Solve for x
    x = 1,146,495,136,558.86/1,223,094.61
  6. Step 6: Final answer
    x = 937,372.41

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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.