Home / 1,235,710.60-1,854,257.10-525,617.80

Finding the Fourth Proportional to 1,235,710.60, 1,854,257.10 and 525,617.80

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Solution

The fourth proportional to 1,235,710.60, 1,854,257.10 and 525,617.80 is: 788,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,710.60 : 1,854,257.10 = 525,617.80 : x
  2. Step 2: Convert to fraction form
    1,235,710.60/1,854,257.10 = 525,617.80/x
  3. Step 3: Cross multiply
    1,235,710.60x = 1,854,257.10 × 525,617.80
  4. Step 4: Simplify right side
    1,235,710.60x = 974,630,537,536.38
  5. Step 5: Solve for x
    x = 974,630,537,536.38/1,235,710.60
  6. Step 6: Final answer
    x = 788,720.71

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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.