Home / 1,143,992.04-1,578,688.02-634,683.48

Finding the Fourth Proportional to 1,143,992.04, 1,578,688.02 and 634,683.48

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Solution

The fourth proportional to 1,143,992.04, 1,578,688.02 and 634,683.48 is: 875,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,992.04 : 1,578,688.02 = 634,683.48 : x
  2. Step 2: Convert to fraction form
    1,143,992.04/1,578,688.02 = 634,683.48/x
  3. Step 3: Cross multiply
    1,143,992.04x = 1,578,688.02 × 634,683.48
  4. Step 4: Simplify right side
    1,143,992.04x = 1,001,967,206,367.91
  5. Step 5: Solve for x
    x = 1,001,967,206,367.91/1,143,992.04
  6. Step 6: Final answer
    x = 875,851.55

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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.