Home / 1,369,577.16-2,054,623.93-422,726.45

Finding the Fourth Proportional to 1,369,577.16, 2,054,623.93 and 422,726.45

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Solution

The fourth proportional to 1,369,577.16, 2,054,623.93 and 422,726.45 is: 634,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,577.16 : 2,054,623.93 = 422,726.45 : x
  2. Step 2: Convert to fraction form
    1,369,577.16/2,054,623.93 = 422,726.45/x
  3. Step 3: Cross multiply
    1,369,577.16x = 2,054,623.93 × 422,726.45
  4. Step 4: Simplify right side
    1,369,577.16x = 868,543,868,684.01
  5. Step 5: Solve for x
    x = 868,543,868,684.01/1,369,577.16
  6. Step 6: Final answer
    x = 634,169.36

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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.