Home / 1,866,720.21-2,800,488.57-604,675.41

Finding the Fourth Proportional to 1,866,720.21, 2,800,488.57 and 604,675.41

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Solution

The fourth proportional to 1,866,720.21, 2,800,488.57 and 604,675.41 is: 907,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,720.21 : 2,800,488.57 = 604,675.41 : x
  2. Step 2: Convert to fraction form
    1,866,720.21/2,800,488.57 = 604,675.41/x
  3. Step 3: Cross multiply
    1,866,720.21x = 2,800,488.57 × 604,675.41
  4. Step 4: Simplify right side
    1,866,720.21x = 1,693,386,574,265.06
  5. Step 5: Solve for x
    x = 1,693,386,574,265.06/1,866,720.21
  6. Step 6: Final answer
    x = 907,145.36

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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.