Home / 3,289,075.20-4,539,110.40-1,858,291.20

Finding the Fourth Proportional to 3,289,075.20, 4,539,110.40 and 1,858,291.20

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Solution

The fourth proportional to 3,289,075.20, 4,539,110.40 and 1,858,291.20 is: 2,564,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,075.20 : 4,539,110.40 = 1,858,291.20 : x
  2. Step 2: Convert to fraction form
    3,289,075.20/4,539,110.40 = 1,858,291.20/x
  3. Step 3: Cross multiply
    3,289,075.20x = 4,539,110.40 × 1,858,291.20
  4. Step 4: Simplify right side
    3,289,075.20x = 8,434,988,912,148.48
  5. Step 5: Solve for x
    x = 8,434,988,912,148.48/3,289,075.20
  6. Step 6: Final answer
    x = 2,564,547.30

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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.