Home / 1,152,226.49-1,590,670.41-841,780.91

Finding the Fourth Proportional to 1,152,226.49, 1,590,670.41 and 841,780.91

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Solution

The fourth proportional to 1,152,226.49, 1,590,670.41 and 841,780.91 is: 1,162,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,226.49 : 1,590,670.41 = 841,780.91 : x
  2. Step 2: Convert to fraction form
    1,152,226.49/1,590,670.41 = 841,780.91/x
  3. Step 3: Cross multiply
    1,152,226.49x = 1,590,670.41 × 841,780.91
  4. Step 4: Simplify right side
    1,152,226.49x = 1,338,995,985,239.87
  5. Step 5: Solve for x
    x = 1,338,995,985,239.87/1,152,226.49
  6. Step 6: Final answer
    x = 1,162,094.43

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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.