Home / 1,273,970.32-1,910,955.45-464,415.43

Finding the Fourth Proportional to 1,273,970.32, 1,910,955.45 and 464,415.43

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Solution

The fourth proportional to 1,273,970.32, 1,910,955.45 and 464,415.43 is: 696,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,970.32 : 1,910,955.45 = 464,415.43 : x
  2. Step 2: Convert to fraction form
    1,273,970.32/1,910,955.45 = 464,415.43/x
  3. Step 3: Cross multiply
    1,273,970.32x = 1,910,955.45 × 464,415.43
  4. Step 4: Simplify right side
    1,273,970.32x = 887,477,197,022.59
  5. Step 5: Solve for x
    x = 887,477,197,022.59/1,273,970.32
  6. Step 6: Final answer
    x = 696,623.13

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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.