Home / 2,868,145.20-4,302,412.20-975,029.40

Finding the Fourth Proportional to 2,868,145.20, 4,302,412.20 and 975,029.40

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Solution

The fourth proportional to 2,868,145.20, 4,302,412.20 and 975,029.40 is: 1,462,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,145.20 : 4,302,412.20 = 975,029.40 : x
  2. Step 2: Convert to fraction form
    2,868,145.20/4,302,412.20 = 975,029.40/x
  3. Step 3: Cross multiply
    2,868,145.20x = 4,302,412.20 × 975,029.40
  4. Step 4: Simplify right side
    2,868,145.20x = 4,194,978,385,918.68
  5. Step 5: Solve for x
    x = 4,194,978,385,918.68/2,868,145.20
  6. Step 6: Final answer
    x = 1,462,610.19

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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.