Home / 1,085,364.56-1,628,294.81-375,391.87

Finding the Fourth Proportional to 1,085,364.56, 1,628,294.81 and 375,391.87

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Solution

The fourth proportional to 1,085,364.56, 1,628,294.81 and 375,391.87 is: 563,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,364.56 : 1,628,294.81 = 375,391.87 : x
  2. Step 2: Convert to fraction form
    1,085,364.56/1,628,294.81 = 375,391.87/x
  3. Step 3: Cross multiply
    1,085,364.56x = 1,628,294.81 × 375,391.87
  4. Step 4: Simplify right side
    1,085,364.56x = 611,248,627,689.50
  5. Step 5: Solve for x
    x = 611,248,627,689.50/1,085,364.56
  6. Step 6: Final answer
    x = 563,173.56

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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.