Home / 1,866,283.19-2,574,854.89-1,521,526.42

Finding the Fourth Proportional to 1,866,283.19, 2,574,854.89 and 1,521,526.42

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Solution

The fourth proportional to 1,866,283.19, 2,574,854.89 and 1,521,526.42 is: 2,099,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,283.19 : 2,574,854.89 = 1,521,526.42 : x
  2. Step 2: Convert to fraction form
    1,866,283.19/2,574,854.89 = 1,521,526.42/x
  3. Step 3: Cross multiply
    1,866,283.19x = 2,574,854.89 × 1,521,526.42
  4. Step 4: Simplify right side
    1,866,283.19x = 3,917,709,742,801.19
  5. Step 5: Solve for x
    x = 3,917,709,742,801.19/1,866,283.19
  6. Step 6: Final answer
    x = 2,099,204.32

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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.