Home / 1,570,755.70-2,356,133.55-1,455,282.10

Finding the Fourth Proportional to 1,570,755.70, 2,356,133.55 and 1,455,282.10

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Solution

The fourth proportional to 1,570,755.70, 2,356,133.55 and 1,455,282.10 is: 2,182,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,755.70 : 2,356,133.55 = 1,455,282.10 : x
  2. Step 2: Convert to fraction form
    1,570,755.70/2,356,133.55 = 1,455,282.10/x
  3. Step 3: Cross multiply
    1,570,755.70x = 2,356,133.55 × 1,455,282.10
  4. Step 4: Simplify right side
    1,570,755.70x = 3,428,838,980,524.46
  5. Step 5: Solve for x
    x = 3,428,838,980,524.46/1,570,755.70
  6. Step 6: Final answer
    x = 2,182,923.15

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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.