Home / 1,648,392.54-2,473,290-638,224.07

Finding the Fourth Proportional to 1,648,392.54, 2,473,290 and 638,224.07

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Solution

The fourth proportional to 1,648,392.54, 2,473,290 and 638,224.07 is: 957,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,392.54 : 2,473,290 = 638,224.07 : x
  2. Step 2: Convert to fraction form
    1,648,392.54/2,473,290 = 638,224.07/x
  3. Step 3: Cross multiply
    1,648,392.54x = 2,473,290 × 638,224.07
  4. Step 4: Simplify right side
    1,648,392.54x = 1,578,513,197,723.85
  5. Step 5: Solve for x
    x = 1,578,513,197,723.85/1,648,392.54
  6. Step 6: Final answer
    x = 957,607.58

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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.