Home / 1,646,823.32-2,468,968.56-836,541.92

Finding the Fourth Proportional to 1,646,823.32, 2,468,968.56 and 836,541.92

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Solution

The fourth proportional to 1,646,823.32, 2,468,968.56 and 836,541.92 is: 1,254,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,823.32 : 2,468,968.56 = 836,541.92 : x
  2. Step 2: Convert to fraction form
    1,646,823.32/2,468,968.56 = 836,541.92/x
  3. Step 3: Cross multiply
    1,646,823.32x = 2,468,968.56 × 836,541.92
  4. Step 4: Simplify right side
    1,646,823.32x = 2,065,395,699,602.04
  5. Step 5: Solve for x
    x = 2,065,395,699,602.04/1,646,823.32
  6. Step 6: Final answer
    x = 1,254,169.57

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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.