Home / 1,054,396.66-1,455,064.78-570,961.78

Finding the Fourth Proportional to 1,054,396.66, 1,455,064.78 and 570,961.78

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Solution

The fourth proportional to 1,054,396.66, 1,455,064.78 and 570,961.78 is: 787,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,396.66 : 1,455,064.78 = 570,961.78 : x
  2. Step 2: Convert to fraction form
    1,054,396.66/1,455,064.78 = 570,961.78/x
  3. Step 3: Cross multiply
    1,054,396.66x = 1,455,064.78 × 570,961.78
  4. Step 4: Simplify right side
    1,054,396.66x = 830,786,376,804.11
  5. Step 5: Solve for x
    x = 830,786,376,804.11/1,054,396.66
  6. Step 6: Final answer
    x = 787,925.84

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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.