Home / 1,872,812.88-2,584,473.48-1,013,388.36

Finding the Fourth Proportional to 1,872,812.88, 2,584,473.48 and 1,013,388.36

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Solution

The fourth proportional to 1,872,812.88, 2,584,473.48 and 1,013,388.36 is: 1,398,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,812.88 : 2,584,473.48 = 1,013,388.36 : x
  2. Step 2: Convert to fraction form
    1,872,812.88/2,584,473.48 = 1,013,388.36/x
  3. Step 3: Cross multiply
    1,872,812.88x = 2,584,473.48 × 1,013,388.36
  4. Step 4: Simplify right side
    1,872,812.88x = 2,619,075,341,360.69
  5. Step 5: Solve for x
    x = 2,619,075,341,360.69/1,872,812.88
  6. Step 6: Final answer
    x = 1,398,471.45

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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.