Home / 1,142,699.84-1,576,891.60-626,436.07

Finding the Fourth Proportional to 1,142,699.84, 1,576,891.60 and 626,436.07

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Solution

The fourth proportional to 1,142,699.84, 1,576,891.60 and 626,436.07 is: 864,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,699.84 : 1,576,891.60 = 626,436.07 : x
  2. Step 2: Convert to fraction form
    1,142,699.84/1,576,891.60 = 626,436.07/x
  3. Step 3: Cross multiply
    1,142,699.84x = 1,576,891.60 × 626,436.07
  4. Step 4: Simplify right side
    1,142,699.84x = 987,821,771,211.69
  5. Step 5: Solve for x
    x = 987,821,771,211.69/1,142,699.84
  6. Step 6: Final answer
    x = 864,463.04

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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.