Home / 1,512,476.16-2,087,190-824,154

Finding the Fourth Proportional to 1,512,476.16, 2,087,190 and 824,154

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Solution

The fourth proportional to 1,512,476.16, 2,087,190 and 824,154 is: 1,137,317.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,476.16 : 2,087,190 = 824,154 : x
  2. Step 2: Convert to fraction form
    1,512,476.16/2,087,190 = 824,154/x
  3. Step 3: Cross multiply
    1,512,476.16x = 2,087,190 × 824,154
  4. Step 4: Simplify right side
    1,512,476.16x = 1,720,165,987,260
  5. Step 5: Solve for x
    x = 1,720,165,987,260/1,512,476.16
  6. Step 6: Final answer
    x = 1,137,317.75

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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.