Home / 1,435,307.45-2,151,482.51-636,964.97

Finding the Fourth Proportional to 1,435,307.45, 2,151,482.51 and 636,964.97

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Solution

The fourth proportional to 1,435,307.45, 2,151,482.51 and 636,964.97 is: 954,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,307.45 : 2,151,482.51 = 636,964.97 : x
  2. Step 2: Convert to fraction form
    1,435,307.45/2,151,482.51 = 636,964.97/x
  3. Step 3: Cross multiply
    1,435,307.45x = 2,151,482.51 × 636,964.97
  4. Step 4: Simplify right side
    1,435,307.45x = 1,370,418,983,272.67
  5. Step 5: Solve for x
    x = 1,370,418,983,272.67/1,435,307.45
  6. Step 6: Final answer
    x = 954,791.25

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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.