Home / 1,015,735.98-1,401,685.27-556,834.86

Finding the Fourth Proportional to 1,015,735.98, 1,401,685.27 and 556,834.86

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Solution

The fourth proportional to 1,015,735.98, 1,401,685.27 and 556,834.86 is: 768,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,735.98 : 1,401,685.27 = 556,834.86 : x
  2. Step 2: Convert to fraction form
    1,015,735.98/1,401,685.27 = 556,834.86/x
  3. Step 3: Cross multiply
    1,015,735.98x = 1,401,685.27 × 556,834.86
  4. Step 4: Simplify right side
    1,015,735.98x = 780,507,221,084.51
  5. Step 5: Solve for x
    x = 780,507,221,084.51/1,015,735.98
  6. Step 6: Final answer
    x = 768,415.45

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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.