Home / 1,235,930.60-1,854,587.10-525,837.80

Finding the Fourth Proportional to 1,235,930.60, 1,854,587.10 and 525,837.80

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Solution

The fourth proportional to 1,235,930.60, 1,854,587.10 and 525,837.80 is: 789,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,930.60 : 1,854,587.10 = 525,837.80 : x
  2. Step 2: Convert to fraction form
    1,235,930.60/1,854,587.10 = 525,837.80/x
  3. Step 3: Cross multiply
    1,235,930.60x = 1,854,587.10 × 525,837.80
  4. Step 4: Simplify right side
    1,235,930.60x = 975,212,000,572.38
  5. Step 5: Solve for x
    x = 975,212,000,572.38/1,235,930.60
  6. Step 6: Final answer
    x = 789,050.78

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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.