Home / 1,866,280.45-2,574,851.09-1,521,523.67

Finding the Fourth Proportional to 1,866,280.45, 2,574,851.09 and 1,521,523.67

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Solution

The fourth proportional to 1,866,280.45, 2,574,851.09 and 1,521,523.67 is: 2,099,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,280.45 : 2,574,851.09 = 1,521,523.67 : x
  2. Step 2: Convert to fraction form
    1,866,280.45/2,574,851.09 = 1,521,523.67/x
  3. Step 3: Cross multiply
    1,866,280.45x = 2,574,851.09 × 1,521,523.67
  4. Step 4: Simplify right side
    1,866,280.45x = 3,917,696,880,160.30
  5. Step 5: Solve for x
    x = 3,917,696,880,160.30/1,866,280.45
  6. Step 6: Final answer
    x = 2,099,200.52

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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.