Home / 1,100,510.23-1,518,672.54-670,633.51

Finding the Fourth Proportional to 1,100,510.23, 1,518,672.54 and 670,633.51

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Solution

The fourth proportional to 1,100,510.23, 1,518,672.54 and 670,633.51 is: 925,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,510.23 : 1,518,672.54 = 670,633.51 : x
  2. Step 2: Convert to fraction form
    1,100,510.23/1,518,672.54 = 670,633.51/x
  3. Step 3: Cross multiply
    1,100,510.23x = 1,518,672.54 × 670,633.51
  4. Step 4: Simplify right side
    1,100,510.23x = 1,018,472,696,040.82
  5. Step 5: Solve for x
    x = 1,018,472,696,040.82/1,100,510.23
  6. Step 6: Final answer
    x = 925,455.00

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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.