Home / 1,400,437.30-2,099,409.70-547,314.95

Finding the Fourth Proportional to 1,400,437.30, 2,099,409.70 and 547,314.95

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Solution

The fourth proportional to 1,400,437.30, 2,099,409.70 and 547,314.95 is: 820,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,437.30 : 2,099,409.70 = 547,314.95 : x
  2. Step 2: Convert to fraction form
    1,400,437.30/2,099,409.70 = 547,314.95/x
  3. Step 3: Cross multiply
    1,400,437.30x = 2,099,409.70 × 547,314.95
  4. Step 4: Simplify right side
    1,400,437.30x = 1,149,038,314,756.51
  5. Step 5: Solve for x
    x = 1,149,038,314,756.51/1,400,437.30
  6. Step 6: Final answer
    x = 820,485.37

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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.