Home / 1,061,881.86-1,591,980.78-556,345.89

Finding the Fourth Proportional to 1,061,881.86, 1,591,980.78 and 556,345.89

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Solution

The fourth proportional to 1,061,881.86, 1,591,980.78 and 556,345.89 is: 834,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,881.86 : 1,591,980.78 = 556,345.89 : x
  2. Step 2: Convert to fraction form
    1,061,881.86/1,591,980.78 = 556,345.89/x
  3. Step 3: Cross multiply
    1,061,881.86x = 1,591,980.78 × 556,345.89
  4. Step 4: Simplify right side
    1,061,881.86x = 885,691,963,911.99
  5. Step 5: Solve for x
    x = 885,691,963,911.99/1,061,881.86
  6. Step 6: Final answer
    x = 834,077.69

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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.