Home / 1,478,645.16-2,218,240.71-468,021.12

Finding the Fourth Proportional to 1,478,645.16, 2,218,240.71 and 468,021.12

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Solution

The fourth proportional to 1,478,645.16, 2,218,240.71 and 468,021.12 is: 702,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,645.16 : 2,218,240.71 = 468,021.12 : x
  2. Step 2: Convert to fraction form
    1,478,645.16/2,218,240.71 = 468,021.12/x
  3. Step 3: Cross multiply
    1,478,645.16x = 2,218,240.71 × 468,021.12
  4. Step 4: Simplify right side
    1,478,645.16x = 1,038,183,501,523.80
  5. Step 5: Solve for x
    x = 1,038,183,501,523.80/1,478,645.16
  6. Step 6: Final answer
    x = 702,118.08

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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.