Home / 1,456,285.03-2,184,425.66-391,327.12

Finding the Fourth Proportional to 1,456,285.03, 2,184,425.66 and 391,327.12

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Solution

The fourth proportional to 1,456,285.03, 2,184,425.66 and 391,327.12 is: 586,990.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,285.03 : 2,184,425.66 = 391,327.12 : x
  2. Step 2: Convert to fraction form
    1,456,285.03/2,184,425.66 = 391,327.12/x
  3. Step 3: Cross multiply
    1,456,285.03x = 2,184,425.66 × 391,327.12
  4. Step 4: Simplify right side
    1,456,285.03x = 854,824,989,503.14
  5. Step 5: Solve for x
    x = 854,824,989,503.14/1,456,285.03
  6. Step 6: Final answer
    x = 586,990.16

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Double scale
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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.