Home / 1,503,879-2,075,369.10-815,552.16

Finding the Fourth Proportional to 1,503,879, 2,075,369.10 and 815,552.16

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Solution

The fourth proportional to 1,503,879, 2,075,369.10 and 815,552.16 is: 1,125,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,879 : 2,075,369.10 = 815,552.16 : x
  2. Step 2: Convert to fraction form
    1,503,879/2,075,369.10 = 815,552.16/x
  3. Step 3: Cross multiply
    1,503,879x = 2,075,369.10 × 815,552.16
  4. Step 4: Simplify right side
    1,503,879x = 1,692,571,752,302.26
  5. Step 5: Solve for x
    x = 1,692,571,752,302.26/1,503,879
  6. Step 6: Final answer
    x = 1,125,470.70

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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.