Home / 1,011,941.16-1,396,343.86-649,855.48

Finding the Fourth Proportional to 1,011,941.16, 1,396,343.86 and 649,855.48

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Solution

The fourth proportional to 1,011,941.16, 1,396,343.86 and 649,855.48 is: 896,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,941.16 : 1,396,343.86 = 649,855.48 : x
  2. Step 2: Convert to fraction form
    1,011,941.16/1,396,343.86 = 649,855.48/x
  3. Step 3: Cross multiply
    1,011,941.16x = 1,396,343.86 × 649,855.48
  4. Step 4: Simplify right side
    1,011,941.16x = 907,421,709,385.35
  5. Step 5: Solve for x
    x = 907,421,709,385.35/1,011,941.16
  6. Step 6: Final answer
    x = 896,713.91

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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.