Home / 1,105,864.62-1,525,307.06-738,156.36

Finding the Fourth Proportional to 1,105,864.62, 1,525,307.06 and 738,156.36

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Solution

The fourth proportional to 1,105,864.62, 1,525,307.06 and 738,156.36 is: 1,018,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,864.62 : 1,525,307.06 = 738,156.36 : x
  2. Step 2: Convert to fraction form
    1,105,864.62/1,525,307.06 = 738,156.36/x
  3. Step 3: Cross multiply
    1,105,864.62x = 1,525,307.06 × 738,156.36
  4. Step 4: Simplify right side
    1,105,864.62x = 1,125,915,111,051.92
  5. Step 5: Solve for x
    x = 1,125,915,111,051.92/1,105,864.62
  6. Step 6: Final answer
    x = 1,018,131.06

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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.