Home / 1,664,904.38-2,297,570.07-900,957.95

Finding the Fourth Proportional to 1,664,904.38, 2,297,570.07 and 900,957.95

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Solution

The fourth proportional to 1,664,904.38, 2,297,570.07 and 900,957.95 is: 1,243,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,904.38 : 2,297,570.07 = 900,957.95 : x
  2. Step 2: Convert to fraction form
    1,664,904.38/2,297,570.07 = 900,957.95/x
  3. Step 3: Cross multiply
    1,664,904.38x = 2,297,570.07 × 900,957.95
  4. Step 4: Simplify right side
    1,664,904.38x = 2,070,014,020,248.56
  5. Step 5: Solve for x
    x = 2,070,014,020,248.56/1,664,904.38
  6. Step 6: Final answer
    x = 1,243,323.07

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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.