Home / 3,426,224.64-4,728,030.72-1,877,477.12

Finding the Fourth Proportional to 3,426,224.64, 4,728,030.72 and 1,877,477.12

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Solution

The fourth proportional to 3,426,224.64, 4,728,030.72 and 1,877,477.12 is: 2,590,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,224.64 : 4,728,030.72 = 1,877,477.12 : x
  2. Step 2: Convert to fraction form
    3,426,224.64/4,728,030.72 = 1,877,477.12/x
  3. Step 3: Cross multiply
    3,426,224.64x = 4,728,030.72 × 1,877,477.12
  4. Step 4: Simplify right side
    3,426,224.64x = 8,876,769,499,457.13
  5. Step 5: Solve for x
    x = 8,876,769,499,457.13/3,426,224.64
  6. Step 6: Final answer
    x = 2,590,831.14

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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.