Home / 1,271,506.94-1,754,672.23-698,534.78

Finding the Fourth Proportional to 1,271,506.94, 1,754,672.23 and 698,534.78

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Solution

The fourth proportional to 1,271,506.94, 1,754,672.23 and 698,534.78 is: 963,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,506.94 : 1,754,672.23 = 698,534.78 : x
  2. Step 2: Convert to fraction form
    1,271,506.94/1,754,672.23 = 698,534.78/x
  3. Step 3: Cross multiply
    1,271,506.94x = 1,754,672.23 × 698,534.78
  4. Step 4: Simplify right side
    1,271,506.94x = 1,225,699,580,155.16
  5. Step 5: Solve for x
    x = 1,225,699,580,155.16/1,271,506.94
  6. Step 6: Final answer
    x = 963,973.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.