Home / 1,090,422.40-1,635,633.60-1,041,433.60

Finding the Fourth Proportional to 1,090,422.40, 1,635,633.60 and 1,041,433.60

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Solution

The fourth proportional to 1,090,422.40, 1,635,633.60 and 1,041,433.60 is: 1,562,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,422.40 : 1,635,633.60 = 1,041,433.60 : x
  2. Step 2: Convert to fraction form
    1,090,422.40/1,635,633.60 = 1,041,433.60/x
  3. Step 3: Cross multiply
    1,090,422.40x = 1,635,633.60 × 1,041,433.60
  4. Step 4: Simplify right side
    1,090,422.40x = 1,703,403,788,328.96
  5. Step 5: Solve for x
    x = 1,703,403,788,328.96/1,090,422.40
  6. Step 6: Final answer
    x = 1,562,150.40

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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.