Home / 1,866,281.19-2,574,852.13-1,521,524.42

Finding the Fourth Proportional to 1,866,281.19, 2,574,852.13 and 1,521,524.42

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Solution

The fourth proportional to 1,866,281.19, 2,574,852.13 and 1,521,524.42 is: 2,099,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,281.19 : 2,574,852.13 = 1,521,524.42 : x
  2. Step 2: Convert to fraction form
    1,866,281.19/2,574,852.13 = 1,521,524.42/x
  3. Step 3: Cross multiply
    1,866,281.19x = 2,574,852.13 × 1,521,524.42
  4. Step 4: Simplify right side
    1,866,281.19x = 3,917,700,393,684.01
  5. Step 5: Solve for x
    x = 3,917,700,393,684.01/1,866,281.19
  6. Step 6: Final answer
    x = 2,099,201.56

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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.