Home / 1,356,573.80-2,034,860.70-1,042,615.40

Finding the Fourth Proportional to 1,356,573.80, 2,034,860.70 and 1,042,615.40

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Solution

The fourth proportional to 1,356,573.80, 2,034,860.70 and 1,042,615.40 is: 1,563,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,573.80 : 2,034,860.70 = 1,042,615.40 : x
  2. Step 2: Convert to fraction form
    1,356,573.80/2,034,860.70 = 1,042,615.40/x
  3. Step 3: Cross multiply
    1,356,573.80x = 2,034,860.70 × 1,042,615.40
  4. Step 4: Simplify right side
    1,356,573.80x = 2,121,577,102,674.78
  5. Step 5: Solve for x
    x = 2,121,577,102,674.78/1,356,573.80
  6. Step 6: Final answer
    x = 1,563,923.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.