Home / 1,114,950.93-1,538,936.21-656,212.69

Finding the Fourth Proportional to 1,114,950.93, 1,538,936.21 and 656,212.69

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Solution

The fourth proportional to 1,114,950.93, 1,538,936.21 and 656,212.69 is: 905,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,950.93 : 1,538,936.21 = 656,212.69 : x
  2. Step 2: Convert to fraction form
    1,114,950.93/1,538,936.21 = 656,212.69/x
  3. Step 3: Cross multiply
    1,114,950.93x = 1,538,936.21 × 656,212.69
  4. Step 4: Simplify right side
    1,114,950.93x = 1,009,869,473,666.71
  5. Step 5: Solve for x
    x = 1,009,869,473,666.71/1,114,950.93
  6. Step 6: Final answer
    x = 905,752.40

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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.