Home / 1,959,552-2,939,513.76-761,566.68

Finding the Fourth Proportional to 1,959,552, 2,939,513.76 and 761,566.68

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Solution

The fourth proportional to 1,959,552, 2,939,513.76 and 761,566.68 is: 1,142,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,552 : 2,939,513.76 = 761,566.68 : x
  2. Step 2: Convert to fraction form
    1,959,552/2,939,513.76 = 761,566.68/x
  3. Step 3: Cross multiply
    1,959,552x = 2,939,513.76 × 761,566.68
  4. Step 4: Simplify right side
    1,959,552x = 2,238,635,735,017.52
  5. Step 5: Solve for x
    x = 2,238,635,735,017.52/1,959,552
  6. Step 6: Final answer
    x = 1,142,422.21

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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.