Home / 1,090,068.40-1,631,992.20-965,652.40

Finding the Fourth Proportional to 1,090,068.40, 1,631,992.20 and 965,652.40

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Solution

The fourth proportional to 1,090,068.40, 1,631,992.20 and 965,652.40 is: 1,445,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,068.40 : 1,631,992.20 = 965,652.40 : x
  2. Step 2: Convert to fraction form
    1,090,068.40/1,631,992.20 = 965,652.40/x
  3. Step 3: Cross multiply
    1,090,068.40x = 1,631,992.20 × 965,652.40
  4. Step 4: Simplify right side
    1,090,068.40x = 1,575,937,184,711.28
  5. Step 5: Solve for x
    x = 1,575,937,184,711.28/1,090,068.40
  6. Step 6: Final answer
    x = 1,445,723.21

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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.