Home / 1,428,295.04-2,142,417.75-575,344.89

Finding the Fourth Proportional to 1,428,295.04, 2,142,417.75 and 575,344.89

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Solution

The fourth proportional to 1,428,295.04, 2,142,417.75 and 575,344.89 is: 863,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,295.04 : 2,142,417.75 = 575,344.89 : x
  2. Step 2: Convert to fraction form
    1,428,295.04/2,142,417.75 = 575,344.89/x
  3. Step 3: Cross multiply
    1,428,295.04x = 2,142,417.75 × 575,344.89
  4. Step 4: Simplify right side
    1,428,295.04x = 1,232,629,094,320.98
  5. Step 5: Solve for x
    x = 1,232,629,094,320.98/1,428,295.04
  6. Step 6: Final answer
    x = 863,007.33

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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.