Home / 1,461,937.60-2,192,906.40-1,405,950.40

Finding the Fourth Proportional to 1,461,937.60, 2,192,906.40 and 1,405,950.40

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Solution

The fourth proportional to 1,461,937.60, 2,192,906.40 and 1,405,950.40 is: 2,108,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,937.60 : 2,192,906.40 = 1,405,950.40 : x
  2. Step 2: Convert to fraction form
    1,461,937.60/2,192,906.40 = 1,405,950.40/x
  3. Step 3: Cross multiply
    1,461,937.60x = 2,192,906.40 × 1,405,950.40
  4. Step 4: Simplify right side
    1,461,937.60x = 3,083,117,630,242.56
  5. Step 5: Solve for x
    x = 3,083,117,630,242.56/1,461,937.60
  6. Step 6: Final answer
    x = 2,108,925.60

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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.