Home / 1,075,281.30-1,613,142.45-899,020.08

Finding the Fourth Proportional to 1,075,281.30, 1,613,142.45 and 899,020.08

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Solution

The fourth proportional to 1,075,281.30, 1,613,142.45 and 899,020.08 is: 1,348,714.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,281.30 : 1,613,142.45 = 899,020.08 : x
  2. Step 2: Convert to fraction form
    1,075,281.30/1,613,142.45 = 899,020.08/x
  3. Step 3: Cross multiply
    1,075,281.30x = 1,613,142.45 × 899,020.08
  4. Step 4: Simplify right side
    1,075,281.30x = 1,450,247,454,450.40
  5. Step 5: Solve for x
    x = 1,450,247,454,450.40/1,075,281.30
  6. Step 6: Final answer
    x = 1,348,714.48

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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.