Home / 1,437,769-1,984,121.22-801,865

Finding the Fourth Proportional to 1,437,769, 1,984,121.22 and 801,865

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Solution

The fourth proportional to 1,437,769, 1,984,121.22 and 801,865 is: 1,106,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,769 : 1,984,121.22 = 801,865 : x
  2. Step 2: Convert to fraction form
    1,437,769/1,984,121.22 = 801,865/x
  3. Step 3: Cross multiply
    1,437,769x = 1,984,121.22 × 801,865
  4. Step 4: Simplify right side
    1,437,769x = 1,590,997,362,075.30
  5. Step 5: Solve for x
    x = 1,590,997,362,075.30/1,437,769
  6. Step 6: Final answer
    x = 1,106,573.70

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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.