Home / 1,388,774.40-2,083,852.80-547,353.60

Finding the Fourth Proportional to 1,388,774.40, 2,083,852.80 and 547,353.60

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Solution

The fourth proportional to 1,388,774.40, 2,083,852.80 and 547,353.60 is: 821,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,774.40 : 2,083,852.80 = 547,353.60 : x
  2. Step 2: Convert to fraction form
    1,388,774.40/2,083,852.80 = 547,353.60/x
  3. Step 3: Cross multiply
    1,388,774.40x = 2,083,852.80 × 547,353.60
  4. Step 4: Simplify right side
    1,388,774.40x = 1,140,604,331,950.08
  5. Step 5: Solve for x
    x = 1,140,604,331,950.08/1,388,774.40
  6. Step 6: Final answer
    x = 821,302.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.