Home / 1,054,138.56-1,454,711.80-570,703.80

Finding the Fourth Proportional to 1,054,138.56, 1,454,711.80 and 570,703.80

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Solution

The fourth proportional to 1,054,138.56, 1,454,711.80 and 570,703.80 is: 787,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,138.56 : 1,454,711.80 = 570,703.80 : x
  2. Step 2: Convert to fraction form
    1,054,138.56/1,454,711.80 = 570,703.80/x
  3. Step 3: Cross multiply
    1,054,138.56x = 1,454,711.80 × 570,703.80
  4. Step 4: Simplify right side
    1,054,138.56x = 830,209,552,164.84
  5. Step 5: Solve for x
    x = 830,209,552,164.84/1,054,138.56
  6. Step 6: Final answer
    x = 787,571.56

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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.