Home / 1,004,341.88-1,386,415.69-678,096.87

Finding the Fourth Proportional to 1,004,341.88, 1,386,415.69 and 678,096.87

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Solution

The fourth proportional to 1,004,341.88, 1,386,415.69 and 678,096.87 is: 936,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,341.88 : 1,386,415.69 = 678,096.87 : x
  2. Step 2: Convert to fraction form
    1,004,341.88/1,386,415.69 = 678,096.87/x
  3. Step 3: Cross multiply
    1,004,341.88x = 1,386,415.69 × 678,096.87
  4. Step 4: Simplify right side
    1,004,341.88x = 940,124,136,827.88
  5. Step 5: Solve for x
    x = 940,124,136,827.88/1,004,341.88
  6. Step 6: Final answer
    x = 936,059.87

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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.