Home / 1,911,114.36-2,866,677.48-471,797.92

Finding the Fourth Proportional to 1,911,114.36, 2,866,677.48 and 471,797.92

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Solution

The fourth proportional to 1,911,114.36, 2,866,677.48 and 471,797.92 is: 707,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,114.36 : 2,866,677.48 = 471,797.92 : x
  2. Step 2: Convert to fraction form
    1,911,114.36/2,866,677.48 = 471,797.92/x
  3. Step 3: Cross multiply
    1,911,114.36x = 2,866,677.48 × 471,797.92
  4. Step 4: Simplify right side
    1,911,114.36x = 1,352,492,458,041.45
  5. Step 5: Solve for x
    x = 1,352,492,458,041.45/1,911,114.36
  6. Step 6: Final answer
    x = 707,698.34

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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.