Home / 1,300,280.73-1,950,807.47-626,167.14

Finding the Fourth Proportional to 1,300,280.73, 1,950,807.47 and 626,167.14

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Solution

The fourth proportional to 1,300,280.73, 1,950,807.47 and 626,167.14 is: 939,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,280.73 : 1,950,807.47 = 626,167.14 : x
  2. Step 2: Convert to fraction form
    1,300,280.73/1,950,807.47 = 626,167.14/x
  3. Step 3: Cross multiply
    1,300,280.73x = 1,950,807.47 × 626,167.14
  4. Step 4: Simplify right side
    1,300,280.73x = 1,221,531,531,049.70
  5. Step 5: Solve for x
    x = 1,221,531,531,049.70/1,300,280.73
  6. Step 6: Final answer
    x = 939,436.77

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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.