Home / 1,137,922.69-1,706,295.98-418,080.55

Finding the Fourth Proportional to 1,137,922.69, 1,706,295.98 and 418,080.55

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Solution

The fourth proportional to 1,137,922.69, 1,706,295.98 and 418,080.55 is: 626,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,922.69 : 1,706,295.98 = 418,080.55 : x
  2. Step 2: Convert to fraction form
    1,137,922.69/1,706,295.98 = 418,080.55/x
  3. Step 3: Cross multiply
    1,137,922.69x = 1,706,295.98 × 418,080.55
  4. Step 4: Simplify right side
    1,137,922.69x = 713,369,159,690.79
  5. Step 5: Solve for x
    x = 713,369,159,690.79/1,137,922.69
  6. Step 6: Final answer
    x = 626,904.77

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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.