Home / 1,273,431.59-1,909,490.07-374,756.65

Finding the Fourth Proportional to 1,273,431.59, 1,909,490.07 and 374,756.65

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Solution

The fourth proportional to 1,273,431.59, 1,909,490.07 and 374,756.65 is: 561,941.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,431.59 : 1,909,490.07 = 374,756.65 : x
  2. Step 2: Convert to fraction form
    1,273,431.59/1,909,490.07 = 374,756.65/x
  3. Step 3: Cross multiply
    1,273,431.59x = 1,909,490.07 × 374,756.65
  4. Step 4: Simplify right side
    1,273,431.59x = 715,594,101,841.47
  5. Step 5: Solve for x
    x = 715,594,101,841.47/1,273,431.59
  6. Step 6: Final answer
    x = 561,941.53

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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.