Home / 1,667,547.94-2,300,961.63-942,130.97

Finding the Fourth Proportional to 1,667,547.94, 2,300,961.63 and 942,130.97

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Solution

The fourth proportional to 1,667,547.94, 2,300,961.63 and 942,130.97 is: 1,299,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,547.94 : 2,300,961.63 = 942,130.97 : x
  2. Step 2: Convert to fraction form
    1,667,547.94/2,300,961.63 = 942,130.97/x
  3. Step 3: Cross multiply
    1,667,547.94x = 2,300,961.63 × 942,130.97
  4. Step 4: Simplify right side
    1,667,547.94x = 2,167,807,219,532.92
  5. Step 5: Solve for x
    x = 2,167,807,219,532.92/1,667,547.94
  6. Step 6: Final answer
    x = 1,299,996.94

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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.