Home / 1,321,165.71-1,823,147.66-748,210.01

Finding the Fourth Proportional to 1,321,165.71, 1,823,147.66 and 748,210.01

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Solution

The fourth proportional to 1,321,165.71, 1,823,147.66 and 748,210.01 is: 1,032,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,165.71 : 1,823,147.66 = 748,210.01 : x
  2. Step 2: Convert to fraction form
    1,321,165.71/1,823,147.66 = 748,210.01/x
  3. Step 3: Cross multiply
    1,321,165.71x = 1,823,147.66 × 748,210.01
  4. Step 4: Simplify right side
    1,321,165.71x = 1,364,097,316,063.29
  5. Step 5: Solve for x
    x = 1,364,097,316,063.29/1,321,165.71
  6. Step 6: Final answer
    x = 1,032,495.25

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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.