Home / 1,412,333.41-2,117,702.29-1,291,824.93

Finding the Fourth Proportional to 1,412,333.41, 2,117,702.29 and 1,291,824.93

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Solution

The fourth proportional to 1,412,333.41, 2,117,702.29 and 1,291,824.93 is: 1,937,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,333.41 : 2,117,702.29 = 1,291,824.93 : x
  2. Step 2: Convert to fraction form
    1,412,333.41/2,117,702.29 = 1,291,824.93/x
  3. Step 3: Cross multiply
    1,412,333.41x = 2,117,702.29 × 1,291,824.93
  4. Step 4: Simplify right side
    1,412,333.41x = 2,735,700,598,139.58
  5. Step 5: Solve for x
    x = 2,735,700,598,139.58/1,412,333.41
  6. Step 6: Final answer
    x = 1,937,007.63

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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.