Home / 1,742,895.42-2,405,481.05-1,452,045.78

Finding the Fourth Proportional to 1,742,895.42, 2,405,481.05 and 1,452,045.78

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Solution

The fourth proportional to 1,742,895.42, 2,405,481.05 and 1,452,045.78 is: 2,004,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,895.42 : 2,405,481.05 = 1,452,045.78 : x
  2. Step 2: Convert to fraction form
    1,742,895.42/2,405,481.05 = 1,452,045.78/x
  3. Step 3: Cross multiply
    1,742,895.42x = 2,405,481.05 × 1,452,045.78
  4. Step 4: Simplify right side
    1,742,895.42x = 3,492,868,608,430.00
  5. Step 5: Solve for x
    x = 3,492,868,608,430.00/1,742,895.42
  6. Step 6: Final answer
    x = 2,004,060.93

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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.