Home / 2,512,920.39-3,459,075.33-2,190,075.45

Finding the Fourth Proportional to 2,512,920.39, 3,459,075.33 and 2,190,075.45

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Solution

The fourth proportional to 2,512,920.39, 3,459,075.33 and 2,190,075.45 is: 3,014,674.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,920.39 : 3,459,075.33 = 2,190,075.45 : x
  2. Step 2: Convert to fraction form
    2,512,920.39/3,459,075.33 = 2,190,075.45/x
  3. Step 3: Cross multiply
    2,512,920.39x = 3,459,075.33 × 2,190,075.45
  4. Step 4: Simplify right side
    2,512,920.39x = 7,575,635,942,638.27
  5. Step 5: Solve for x
    x = 7,575,635,942,638.27/2,512,920.39
  6. Step 6: Final answer
    x = 3,014,674.08

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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.