Home / 1,316,031.88-1,973,645.96-557,859.13

Finding the Fourth Proportional to 1,316,031.88, 1,973,645.96 and 557,859.13

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Solution

The fourth proportional to 1,316,031.88, 1,973,645.96 and 557,859.13 is: 836,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,031.88 : 1,973,645.96 = 557,859.13 : x
  2. Step 2: Convert to fraction form
    1,316,031.88/1,973,645.96 = 557,859.13/x
  3. Step 3: Cross multiply
    1,316,031.88x = 1,973,645.96 × 557,859.13
  4. Step 4: Simplify right side
    1,316,031.88x = 1,101,016,418,173.61
  5. Step 5: Solve for x
    x = 1,101,016,418,173.61/1,316,031.88
  6. Step 6: Final answer
    x = 836,618.35

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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.