Home / 1,071,435.36-1,478,599.08-588,045.48

Finding the Fourth Proportional to 1,071,435.36, 1,478,599.08 and 588,045.48

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Solution

The fourth proportional to 1,071,435.36, 1,478,599.08 and 588,045.48 is: 811,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,435.36 : 1,478,599.08 = 588,045.48 : x
  2. Step 2: Convert to fraction form
    1,071,435.36/1,478,599.08 = 588,045.48/x
  3. Step 3: Cross multiply
    1,071,435.36x = 1,478,599.08 × 588,045.48
  4. Step 4: Simplify right side
    1,071,435.36x = 869,483,505,726.16
  5. Step 5: Solve for x
    x = 869,483,505,726.16/1,071,435.36
  6. Step 6: Final answer
    x = 811,512.80

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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.