Home / 1,132,937.36-1,699,389.38-280,009.10

Finding the Fourth Proportional to 1,132,937.36, 1,699,389.38 and 280,009.10

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Solution

The fourth proportional to 1,132,937.36, 1,699,389.38 and 280,009.10 is: 420,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,937.36 : 1,699,389.38 = 280,009.10 : x
  2. Step 2: Convert to fraction form
    1,132,937.36/1,699,389.38 = 280,009.10/x
  3. Step 3: Cross multiply
    1,132,937.36x = 1,699,389.38 × 280,009.10
  4. Step 4: Simplify right side
    1,132,937.36x = 475,844,480,946.37
  5. Step 5: Solve for x
    x = 475,844,480,946.37/1,132,937.36
  6. Step 6: Final answer
    x = 420,009.52

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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.