Home / 1,054,400.67-1,455,070.28-570,965.81

Finding the Fourth Proportional to 1,054,400.67, 1,455,070.28 and 570,965.81

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Solution

The fourth proportional to 1,054,400.67, 1,455,070.28 and 570,965.81 is: 787,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,400.67 : 1,455,070.28 = 570,965.81 : x
  2. Step 2: Convert to fraction form
    1,054,400.67/1,455,070.28 = 570,965.81/x
  3. Step 3: Cross multiply
    1,054,400.67x = 1,455,070.28 × 570,965.81
  4. Step 4: Simplify right side
    1,054,400.67x = 830,795,370,896.95
  5. Step 5: Solve for x
    x = 830,795,370,896.95/1,054,400.67
  6. Step 6: Final answer
    x = 787,931.38

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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.