Home / 1,338,907.16-2,007,934.24-440,141.74

Finding the Fourth Proportional to 1,338,907.16, 2,007,934.24 and 440,141.74

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Solution

The fourth proportional to 1,338,907.16, 2,007,934.24 and 440,141.74 is: 660,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,907.16 : 2,007,934.24 = 440,141.74 : x
  2. Step 2: Convert to fraction form
    1,338,907.16/2,007,934.24 = 440,141.74/x
  3. Step 3: Cross multiply
    1,338,907.16x = 2,007,934.24 × 440,141.74
  4. Step 4: Simplify right side
    1,338,907.16x = 883,775,670,199.18
  5. Step 5: Solve for x
    x = 883,775,670,199.18/1,338,907.16
  6. Step 6: Final answer
    x = 660,072.41

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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.