Home / 1,606,075.28-2,217,345-1,003,279.76

Finding the Fourth Proportional to 1,606,075.28, 2,217,345 and 1,003,279.76

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Solution

The fourth proportional to 1,606,075.28, 2,217,345 and 1,003,279.76 is: 1,385,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,075.28 : 2,217,345 = 1,003,279.76 : x
  2. Step 2: Convert to fraction form
    1,606,075.28/2,217,345 = 1,003,279.76/x
  3. Step 3: Cross multiply
    1,606,075.28x = 2,217,345 × 1,003,279.76
  4. Step 4: Simplify right side
    1,606,075.28x = 2,224,617,359,437.20
  5. Step 5: Solve for x
    x = 2,224,617,359,437.20/1,606,075.28
  6. Step 6: Final answer
    x = 1,385,126.46

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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.