Home / 1,335,916.05-2,004,117.08-437,107.65

Finding the Fourth Proportional to 1,335,916.05, 2,004,117.08 and 437,107.65

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Solution

The fourth proportional to 1,335,916.05, 2,004,117.08 and 437,107.65 is: 655,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,916.05 : 2,004,117.08 = 437,107.65 : x
  2. Step 2: Convert to fraction form
    1,335,916.05/2,004,117.08 = 437,107.65/x
  3. Step 3: Cross multiply
    1,335,916.05x = 2,004,117.08 × 437,107.65
  4. Step 4: Simplify right side
    1,335,916.05x = 876,014,904,978.12
  5. Step 5: Solve for x
    x = 876,014,904,978.12/1,335,916.05
  6. Step 6: Final answer
    x = 655,740.98

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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.