Home / 1,174,674.80-1,762,012.20-613,636.40

Finding the Fourth Proportional to 1,174,674.80, 1,762,012.20 and 613,636.40

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Solution

The fourth proportional to 1,174,674.80, 1,762,012.20 and 613,636.40 is: 920,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,674.80 : 1,762,012.20 = 613,636.40 : x
  2. Step 2: Convert to fraction form
    1,174,674.80/1,762,012.20 = 613,636.40/x
  3. Step 3: Cross multiply
    1,174,674.80x = 1,762,012.20 × 613,636.40
  4. Step 4: Simplify right side
    1,174,674.80x = 1,081,234,823,164.08
  5. Step 5: Solve for x
    x = 1,081,234,823,164.08/1,174,674.80
  6. Step 6: Final answer
    x = 920,454.60

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1.5x scale

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.