Home / 1,197,501.60-1,796,252.40-1,086,909.60

Finding the Fourth Proportional to 1,197,501.60, 1,796,252.40 and 1,086,909.60

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Solution

The fourth proportional to 1,197,501.60, 1,796,252.40 and 1,086,909.60 is: 1,630,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,501.60 : 1,796,252.40 = 1,086,909.60 : x
  2. Step 2: Convert to fraction form
    1,197,501.60/1,796,252.40 = 1,086,909.60/x
  3. Step 3: Cross multiply
    1,197,501.60x = 1,796,252.40 × 1,086,909.60
  4. Step 4: Simplify right side
    1,197,501.60x = 1,952,363,977,583.04
  5. Step 5: Solve for x
    x = 1,952,363,977,583.04/1,197,501.60
  6. Step 6: Final answer
    x = 1,630,364.40

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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.