Home / 1,054,395.66-1,455,063.40-570,960.78

Finding the Fourth Proportional to 1,054,395.66, 1,455,063.40 and 570,960.78

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Solution

The fourth proportional to 1,054,395.66, 1,455,063.40 and 570,960.78 is: 787,924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,395.66 : 1,455,063.40 = 570,960.78 : x
  2. Step 2: Convert to fraction form
    1,054,395.66/1,455,063.40 = 570,960.78/x
  3. Step 3: Cross multiply
    1,054,395.66x = 1,455,063.40 × 570,960.78
  4. Step 4: Simplify right side
    1,054,395.66x = 830,784,133,813.45
  5. Step 5: Solve for x
    x = 830,784,133,813.45/1,054,395.66
  6. Step 6: Final answer
    x = 787,924.46

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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.