Home / 1,664,908.95-2,297,574.35-900,962.51

Finding the Fourth Proportional to 1,664,908.95, 2,297,574.35 and 900,962.51

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Solution

The fourth proportional to 1,664,908.95, 2,297,574.35 and 900,962.51 is: 1,243,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,908.95 : 2,297,574.35 = 900,962.51 : x
  2. Step 2: Convert to fraction form
    1,664,908.95/2,297,574.35 = 900,962.51/x
  3. Step 3: Cross multiply
    1,664,908.95x = 2,297,574.35 × 900,962.51
  4. Step 4: Simplify right side
    1,664,908.95x = 2,070,028,347,135.47
  5. Step 5: Solve for x
    x = 2,070,028,347,135.47/1,664,908.95
  6. Step 6: Final answer
    x = 1,243,328.26

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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.