Home / 1,112,718.88-1,535,552.88-603,421.12

Finding the Fourth Proportional to 1,112,718.88, 1,535,552.88 and 603,421.12

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Solution

The fourth proportional to 1,112,718.88, 1,535,552.88 and 603,421.12 is: 832,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,718.88 : 1,535,552.88 = 603,421.12 : x
  2. Step 2: Convert to fraction form
    1,112,718.88/1,535,552.88 = 603,421.12/x
  3. Step 3: Cross multiply
    1,112,718.88x = 1,535,552.88 × 603,421.12
  4. Step 4: Simplify right side
    1,112,718.88x = 926,585,038,668.83
  5. Step 5: Solve for x
    x = 926,585,038,668.83/1,112,718.88
  6. Step 6: Final answer
    x = 832,721.59

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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.