Home / 1,054,371.90-1,455,040.16-570,937.09

Finding the Fourth Proportional to 1,054,371.90, 1,455,040.16 and 570,937.09

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Solution

The fourth proportional to 1,054,371.90, 1,455,040.16 and 570,937.09 is: 787,896.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,371.90 : 1,455,040.16 = 570,937.09 : x
  2. Step 2: Convert to fraction form
    1,054,371.90/1,455,040.16 = 570,937.09/x
  3. Step 3: Cross multiply
    1,054,371.90x = 1,455,040.16 × 570,937.09
  4. Step 4: Simplify right side
    1,054,371.90x = 830,736,388,291.25
  5. Step 5: Solve for x
    x = 830,736,388,291.25/1,054,371.90
  6. Step 6: Final answer
    x = 787,896.93

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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.