Home / 1,104,045.23-1,523,316.40-644,899.16

Finding the Fourth Proportional to 1,104,045.23, 1,523,316.40 and 644,899.16

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Solution

The fourth proportional to 1,104,045.23, 1,523,316.40 and 644,899.16 is: 889,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,045.23 : 1,523,316.40 = 644,899.16 : x
  2. Step 2: Convert to fraction form
    1,104,045.23/1,523,316.40 = 644,899.16/x
  3. Step 3: Cross multiply
    1,104,045.23x = 1,523,316.40 × 644,899.16
  4. Step 4: Simplify right side
    1,104,045.23x = 982,385,468,970.27
  5. Step 5: Solve for x
    x = 982,385,468,970.27/1,104,045.23
  6. Step 6: Final answer
    x = 889,805.45

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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.