Home / 4,359,105.10-6,538,903.62-1,326,569.86

Finding the Fourth Proportional to 4,359,105.10, 6,538,903.62 and 1,326,569.86

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Solution

The fourth proportional to 4,359,105.10, 6,538,903.62 and 1,326,569.86 is: 1,989,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359,105.10 : 6,538,903.62 = 1,326,569.86 : x
  2. Step 2: Convert to fraction form
    4,359,105.10/6,538,903.62 = 1,326,569.86/x
  3. Step 3: Cross multiply
    4,359,105.10x = 6,538,903.62 × 1,326,569.86
  4. Step 4: Simplify right side
    4,359,105.10x = 8,674,312,459,736.89
  5. Step 5: Solve for x
    x = 8,674,312,459,736.89/4,359,105.10
  6. Step 6: Final answer
    x = 1,989,929.64

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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.