Home / 1,355,865.80-2,034,605.10-514,502.60

Finding the Fourth Proportional to 1,355,865.80, 2,034,605.10 and 514,502.60

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Solution

The fourth proportional to 1,355,865.80, 2,034,605.10 and 514,502.60 is: 772,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,865.80 : 2,034,605.10 = 514,502.60 : x
  2. Step 2: Convert to fraction form
    1,355,865.80/2,034,605.10 = 514,502.60/x
  3. Step 3: Cross multiply
    1,355,865.80x = 2,034,605.10 × 514,502.60
  4. Step 4: Simplify right side
    1,355,865.80x = 1,046,809,613,923.26
  5. Step 5: Solve for x
    x = 1,046,809,613,923.26/1,355,865.80
  6. Step 6: Final answer
    x = 772,059.90

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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.