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Finding the Fourth Proportional to 1,235,582.42, 1,854,683.78 and 1,094,344.59

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Solution

The fourth proportional to 1,235,582.42, 1,854,683.78 and 1,094,344.59 is: 1,642,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,582.42 : 1,854,683.78 = 1,094,344.59 : x
  2. Step 2: Convert to fraction form
    1,235,582.42/1,854,683.78 = 1,094,344.59/x
  3. Step 3: Cross multiply
    1,235,582.42x = 1,854,683.78 × 1,094,344.59
  4. Step 4: Simplify right side
    1,235,582.42x = 2,029,663,168,442.78
  5. Step 5: Solve for x
    x = 2,029,663,168,442.78/1,235,582.42
  6. Step 6: Final answer
    x = 1,642,677.28

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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.