Home / 1,146,941.33-1,720,618.85-472,647.32

Finding the Fourth Proportional to 1,146,941.33, 1,720,618.85 and 472,647.32

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Solution

The fourth proportional to 1,146,941.33, 1,720,618.85 and 472,647.32 is: 709,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,941.33 : 1,720,618.85 = 472,647.32 : x
  2. Step 2: Convert to fraction form
    1,146,941.33/1,720,618.85 = 472,647.32/x
  3. Step 3: Cross multiply
    1,146,941.33x = 1,720,618.85 × 472,647.32
  4. Step 4: Simplify right side
    1,146,941.33x = 813,245,880,772.51
  5. Step 5: Solve for x
    x = 813,245,880,772.51/1,146,941.33
  6. Step 6: Final answer
    x = 709,056.22

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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.