Home / 1,369,923.44-2,046,484.96-987,581.16

Finding the Fourth Proportional to 1,369,923.44, 2,046,484.96 and 987,581.16

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Solution

The fourth proportional to 1,369,923.44, 2,046,484.96 and 987,581.16 is: 1,475,316.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,923.44 : 2,046,484.96 = 987,581.16 : x
  2. Step 2: Convert to fraction form
    1,369,923.44/2,046,484.96 = 987,581.16/x
  3. Step 3: Cross multiply
    1,369,923.44x = 2,046,484.96 × 987,581.16
  4. Step 4: Simplify right side
    1,369,923.44x = 2,021,069,988,250.40
  5. Step 5: Solve for x
    x = 2,021,069,988,250.40/1,369,923.44
  6. Step 6: Final answer
    x = 1,475,316.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.