Home / 1,244,088.07-1,866,428.25-402,639.82

Finding the Fourth Proportional to 1,244,088.07, 1,866,428.25 and 402,639.82

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Solution

The fourth proportional to 1,244,088.07, 1,866,428.25 and 402,639.82 is: 604,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,088.07 : 1,866,428.25 = 402,639.82 : x
  2. Step 2: Convert to fraction form
    1,244,088.07/1,866,428.25 = 402,639.82/x
  3. Step 3: Cross multiply
    1,244,088.07x = 1,866,428.25 × 402,639.82
  4. Step 4: Simplify right side
    1,244,088.07x = 751,498,334,622.92
  5. Step 5: Solve for x
    x = 751,498,334,622.92/1,244,088.07
  6. Step 6: Final answer
    x = 604,055.58

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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.