Home / 1,373,281.71-1,895,324.85-761,570.52

Finding the Fourth Proportional to 1,373,281.71, 1,895,324.85 and 761,570.52

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Solution

The fourth proportional to 1,373,281.71, 1,895,324.85 and 761,570.52 is: 1,051,076.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,281.71 : 1,895,324.85 = 761,570.52 : x
  2. Step 2: Convert to fraction form
    1,373,281.71/1,895,324.85 = 761,570.52/x
  3. Step 3: Cross multiply
    1,373,281.71x = 1,895,324.85 × 761,570.52
  4. Step 4: Simplify right side
    1,373,281.71x = 1,443,423,531,583.42
  5. Step 5: Solve for x
    x = 1,443,423,531,583.42/1,373,281.71
  6. Step 6: Final answer
    x = 1,051,076.06

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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.