Home / 1,502,342.88-2,075,220.72-1,119,705.36

Finding the Fourth Proportional to 1,502,342.88, 2,075,220.72 and 1,119,705.36

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Solution

The fourth proportional to 1,502,342.88, 2,075,220.72 and 1,119,705.36 is: 1,546,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,342.88 : 2,075,220.72 = 1,119,705.36 : x
  2. Step 2: Convert to fraction form
    1,502,342.88/2,075,220.72 = 1,119,705.36/x
  3. Step 3: Cross multiply
    1,502,342.88x = 2,075,220.72 × 1,119,705.36
  4. Step 4: Simplify right side
    1,502,342.88x = 2,323,635,763,367.06
  5. Step 5: Solve for x
    x = 2,323,635,763,367.06/1,502,342.88
  6. Step 6: Final answer
    x = 1,546,674.73

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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.