Home / 1,384,004.19-2,075,827.73-437,470.59

Finding the Fourth Proportional to 1,384,004.19, 2,075,827.73 and 437,470.59

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Solution

The fourth proportional to 1,384,004.19, 2,075,827.73 and 437,470.59 is: 656,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,004.19 : 2,075,827.73 = 437,470.59 : x
  2. Step 2: Convert to fraction form
    1,384,004.19/2,075,827.73 = 437,470.59/x
  3. Step 3: Cross multiply
    1,384,004.19x = 2,075,827.73 × 437,470.59
  4. Step 4: Simplify right side
    1,384,004.19x = 908,113,579,594.11
  5. Step 5: Solve for x
    x = 908,113,579,594.11/1,384,004.19
  6. Step 6: Final answer
    x = 656,149.44

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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.