Home / 1,338,908.16-2,007,935.74-440,142.74

Finding the Fourth Proportional to 1,338,908.16, 2,007,935.74 and 440,142.74

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Solution

The fourth proportional to 1,338,908.16, 2,007,935.74 and 440,142.74 is: 660,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,908.16 : 2,007,935.74 = 440,142.74 : x
  2. Step 2: Convert to fraction form
    1,338,908.16/2,007,935.74 = 440,142.74/x
  3. Step 3: Cross multiply
    1,338,908.16x = 2,007,935.74 × 440,142.74
  4. Step 4: Simplify right side
    1,338,908.16x = 883,778,338,347.53
  5. Step 5: Solve for x
    x = 883,778,338,347.53/1,338,908.16
  6. Step 6: Final answer
    x = 660,073.91

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1.5x scale

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.