Home / 1,423,611.84-1,964,584.53-779,032.17

Finding the Fourth Proportional to 1,423,611.84, 1,964,584.53 and 779,032.17

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Solution

The fourth proportional to 1,423,611.84, 1,964,584.53 and 779,032.17 is: 1,075,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,611.84 : 1,964,584.53 = 779,032.17 : x
  2. Step 2: Convert to fraction form
    1,423,611.84/1,964,584.53 = 779,032.17/x
  3. Step 3: Cross multiply
    1,423,611.84x = 1,964,584.53 × 779,032.17
  4. Step 4: Simplify right side
    1,423,611.84x = 1,530,474,549,554.33
  5. Step 5: Solve for x
    x = 1,530,474,549,554.33/1,423,611.84
  6. Step 6: Final answer
    x = 1,075,064.50

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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.