Home / 3,023,443.04-4,172,447.01-1,646,828.19

Finding the Fourth Proportional to 3,023,443.04, 4,172,447.01 and 1,646,828.19

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Solution

The fourth proportional to 3,023,443.04, 4,172,447.01 and 1,646,828.19 is: 2,272,674.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,443.04 : 4,172,447.01 = 1,646,828.19 : x
  2. Step 2: Convert to fraction form
    3,023,443.04/4,172,447.01 = 1,646,828.19/x
  3. Step 3: Cross multiply
    3,023,443.04x = 4,172,447.01 × 1,646,828.19
  4. Step 4: Simplify right side
    3,023,443.04x = 6,871,303,357,349.21
  5. Step 5: Solve for x
    x = 6,871,303,357,349.21/3,023,443.04
  6. Step 6: Final answer
    x = 2,272,674.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.