Home / 1,478,485.84-2,218,002.54-467,862.20

Finding the Fourth Proportional to 1,478,485.84, 2,218,002.54 and 467,862.20

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Solution

The fourth proportional to 1,478,485.84, 2,218,002.54 and 467,862.20 is: 701,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,485.84 : 2,218,002.54 = 467,862.20 : x
  2. Step 2: Convert to fraction form
    1,478,485.84/2,218,002.54 = 467,862.20/x
  3. Step 3: Cross multiply
    1,478,485.84x = 2,218,002.54 × 467,862.20
  4. Step 4: Simplify right side
    1,478,485.84x = 1,037,719,547,969.99
  5. Step 5: Solve for x
    x = 1,037,719,547,969.99/1,478,485.84
  6. Step 6: Final answer
    x = 701,879.94

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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.