Home / 1,235,923.10-1,854,575.85-525,830.30

Finding the Fourth Proportional to 1,235,923.10, 1,854,575.85 and 525,830.30

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Solution

The fourth proportional to 1,235,923.10, 1,854,575.85 and 525,830.30 is: 789,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,923.10 : 1,854,575.85 = 525,830.30 : x
  2. Step 2: Convert to fraction form
    1,235,923.10/1,854,575.85 = 525,830.30/x
  3. Step 3: Cross multiply
    1,235,923.10x = 1,854,575.85 × 525,830.30
  4. Step 4: Simplify right side
    1,235,923.10x = 975,192,175,578.26
  5. Step 5: Solve for x
    x = 975,192,175,578.26/1,235,923.10
  6. Step 6: Final answer
    x = 789,039.52

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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.