Home / 1,407,341.68-2,111,014.05-342,383.73

Finding the Fourth Proportional to 1,407,341.68, 2,111,014.05 and 342,383.73

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Solution

The fourth proportional to 1,407,341.68, 2,111,014.05 and 342,383.73 is: 513,575.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,341.68 : 2,111,014.05 = 342,383.73 : x
  2. Step 2: Convert to fraction form
    1,407,341.68/2,111,014.05 = 342,383.73/x
  3. Step 3: Cross multiply
    1,407,341.68x = 2,111,014.05 × 342,383.73
  4. Step 4: Simplify right side
    1,407,341.68x = 722,776,875,058.71
  5. Step 5: Solve for x
    x = 722,776,875,058.71/1,407,341.68
  6. Step 6: Final answer
    x = 513,575.98

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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.