Home / 1,090,210.14-1,635,587.34-380,248.38

Finding the Fourth Proportional to 1,090,210.14, 1,635,587.34 and 380,248.38

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Solution

The fourth proportional to 1,090,210.14, 1,635,587.34 and 380,248.38 is: 570,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,210.14 : 1,635,587.34 = 380,248.38 : x
  2. Step 2: Convert to fraction form
    1,090,210.14/1,635,587.34 = 380,248.38/x
  3. Step 3: Cross multiply
    1,090,210.14x = 1,635,587.34 × 380,248.38
  4. Step 4: Simplify right side
    1,090,210.14x = 621,929,436,383.51
  5. Step 5: Solve for x
    x = 621,929,436,383.51/1,090,210.14
  6. Step 6: Final answer
    x = 570,467.48

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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.