Home / 1,135,987.17-1,567,666.70-619,752.66

Finding the Fourth Proportional to 1,135,987.17, 1,567,666.70 and 619,752.66

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Solution

The fourth proportional to 1,135,987.17, 1,567,666.70 and 619,752.66 is: 855,261.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,987.17 : 1,567,666.70 = 619,752.66 : x
  2. Step 2: Convert to fraction form
    1,135,987.17/1,567,666.70 = 619,752.66/x
  3. Step 3: Cross multiply
    1,135,987.17x = 1,567,666.70 × 619,752.66
  4. Step 4: Simplify right side
    1,135,987.17x = 971,565,606,543.73
  5. Step 5: Solve for x
    x = 971,565,606,543.73/1,135,987.17
  6. Step 6: Final answer
    x = 855,261.07

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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.