Home / 1,503,880-2,075,370.48-815,553.16

Finding the Fourth Proportional to 1,503,880, 2,075,370.48 and 815,553.16

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Solution

The fourth proportional to 1,503,880, 2,075,370.48 and 815,553.16 is: 1,125,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,880 : 2,075,370.48 = 815,553.16 : x
  2. Step 2: Convert to fraction form
    1,503,880/2,075,370.48 = 815,553.16/x
  3. Step 3: Cross multiply
    1,503,880x = 2,075,370.48 × 815,553.16
  4. Step 4: Simplify right side
    1,503,880x = 1,692,574,953,134.72
  5. Step 5: Solve for x
    x = 1,692,574,953,134.72/1,503,880
  6. Step 6: Final answer
    x = 1,125,472.08

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Double scale
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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.