Home / 1,086,530.22-1,630,106.37-525,880.62

Finding the Fourth Proportional to 1,086,530.22, 1,630,106.37 and 525,880.62

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Solution

The fourth proportional to 1,086,530.22, 1,630,106.37 and 525,880.62 is: 788,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,530.22 : 1,630,106.37 = 525,880.62 : x
  2. Step 2: Convert to fraction form
    1,086,530.22/1,630,106.37 = 525,880.62/x
  3. Step 3: Cross multiply
    1,086,530.22x = 1,630,106.37 × 525,880.62
  4. Step 4: Simplify right side
    1,086,530.22x = 857,241,348,521.55
  5. Step 5: Solve for x
    x = 857,241,348,521.55/1,086,530.22
  6. Step 6: Final answer
    x = 788,971.47

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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.