Home / 1,369,953.28-2,054,055.12-658,565.92

Finding the Fourth Proportional to 1,369,953.28, 2,054,055.12 and 658,565.92

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Solution

The fourth proportional to 1,369,953.28, 2,054,055.12 and 658,565.92 is: 987,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,953.28 : 2,054,055.12 = 658,565.92 : x
  2. Step 2: Convert to fraction form
    1,369,953.28/2,054,055.12 = 658,565.92/x
  3. Step 3: Cross multiply
    1,369,953.28x = 2,054,055.12 × 658,565.92
  4. Step 4: Simplify right side
    1,369,953.28x = 1,352,730,699,833.51
  5. Step 5: Solve for x
    x = 1,352,730,699,833.51/1,369,953.28
  6. Step 6: Final answer
    x = 987,428.34

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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.