Home / 1,503,539.82-2,074,979.43-824,476.32

Finding the Fourth Proportional to 1,503,539.82, 2,074,979.43 and 824,476.32

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Solution

The fourth proportional to 1,503,539.82, 2,074,979.43 and 824,476.32 is: 1,137,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,539.82 : 2,074,979.43 = 824,476.32 : x
  2. Step 2: Convert to fraction form
    1,503,539.82/2,074,979.43 = 824,476.32/x
  3. Step 3: Cross multiply
    1,503,539.82x = 2,074,979.43 × 824,476.32
  4. Step 4: Simplify right side
    1,503,539.82x = 1,710,771,404,522.10
  5. Step 5: Solve for x
    x = 1,710,771,404,522.10/1,503,539.82
  6. Step 6: Final answer
    x = 1,137,829.13

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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.