Home / 1,224,137.32-1,830,568.86-1,164,417.64

Finding the Fourth Proportional to 1,224,137.32, 1,830,568.86 and 1,164,417.64

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Solution

The fourth proportional to 1,224,137.32, 1,830,568.86 and 1,164,417.64 is: 1,741,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,137.32 : 1,830,568.86 = 1,164,417.64 : x
  2. Step 2: Convert to fraction form
    1,224,137.32/1,830,568.86 = 1,164,417.64/x
  3. Step 3: Cross multiply
    1,224,137.32x = 1,830,568.86 × 1,164,417.64
  4. Step 4: Simplify right side
    1,224,137.32x = 2,131,546,671,818.69
  5. Step 5: Solve for x
    x = 2,131,546,671,818.69/1,224,137.32
  6. Step 6: Final answer
    x = 1,741,264.35

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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.