Home / 2,880,976.34-3,975,406.29-1,719,207.32

Finding the Fourth Proportional to 2,880,976.34, 3,975,406.29 and 1,719,207.32

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Solution

The fourth proportional to 2,880,976.34, 3,975,406.29 and 1,719,207.32 is: 2,372,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,976.34 : 3,975,406.29 = 1,719,207.32 : x
  2. Step 2: Convert to fraction form
    2,880,976.34/3,975,406.29 = 1,719,207.32/x
  3. Step 3: Cross multiply
    2,880,976.34x = 3,975,406.29 × 1,719,207.32
  4. Step 4: Simplify right side
    2,880,976.34x = 6,834,547,573,865.01
  5. Step 5: Solve for x
    x = 6,834,547,573,865.01/2,880,976.34
  6. Step 6: Final answer
    x = 2,372,302.57

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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.