Home / 1,930,862.80-2,896,200.06-716,675.86

Finding the Fourth Proportional to 1,930,862.80, 2,896,200.06 and 716,675.86

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Solution

The fourth proportional to 1,930,862.80, 2,896,200.06 and 716,675.86 is: 1,074,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,862.80 : 2,896,200.06 = 716,675.86 : x
  2. Step 2: Convert to fraction form
    1,930,862.80/2,896,200.06 = 716,675.86/x
  3. Step 3: Cross multiply
    1,930,862.80x = 2,896,200.06 × 716,675.86
  4. Step 4: Simplify right side
    1,930,862.80x = 2,075,636,668,732.55
  5. Step 5: Solve for x
    x = 2,075,636,668,732.55/1,930,862.80
  6. Step 6: Final answer
    x = 1,074,978.85

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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.