Home / 1,090,254.40-1,632,271.20-670,350.40

Finding the Fourth Proportional to 1,090,254.40, 1,632,271.20 and 670,350.40

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Solution

The fourth proportional to 1,090,254.40, 1,632,271.20 and 670,350.40 is: 1,003,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,254.40 : 1,632,271.20 = 670,350.40 : x
  2. Step 2: Convert to fraction form
    1,090,254.40/1,632,271.20 = 670,350.40/x
  3. Step 3: Cross multiply
    1,090,254.40x = 1,632,271.20 × 670,350.40
  4. Step 4: Simplify right side
    1,090,254.40x = 1,094,193,651,828.48
  5. Step 5: Solve for x
    x = 1,094,193,651,828.48/1,090,254.40
  6. Step 6: Final answer
    x = 1,003,613.15

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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.