Home / 1,155,087.81-1,593,381.30-671,599.53

Finding the Fourth Proportional to 1,155,087.81, 1,593,381.30 and 671,599.53

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Solution

The fourth proportional to 1,155,087.81, 1,593,381.30 and 671,599.53 is: 926,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,087.81 : 1,593,381.30 = 671,599.53 : x
  2. Step 2: Convert to fraction form
    1,155,087.81/1,593,381.30 = 671,599.53/x
  3. Step 3: Cross multiply
    1,155,087.81x = 1,593,381.30 × 671,599.53
  4. Step 4: Simplify right side
    1,155,087.81x = 1,070,114,132,190.79
  5. Step 5: Solve for x
    x = 1,070,114,132,190.79/1,155,087.81
  6. Step 6: Final answer
    x = 926,435.31

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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.