Home / 1,872,572.20-2,804,106.30-1,030,172.20

Finding the Fourth Proportional to 1,872,572.20, 2,804,106.30 and 1,030,172.20

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Solution

The fourth proportional to 1,872,572.20, 2,804,106.30 and 1,030,172.20 is: 1,542,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,572.20 : 2,804,106.30 = 1,030,172.20 : x
  2. Step 2: Convert to fraction form
    1,872,572.20/2,804,106.30 = 1,030,172.20/x
  3. Step 3: Cross multiply
    1,872,572.20x = 2,804,106.30 × 1,030,172.20
  4. Step 4: Simplify right side
    1,872,572.20x = 2,888,712,356,104.86
  5. Step 5: Solve for x
    x = 2,888,712,356,104.86/1,872,572.20
  6. Step 6: Final answer
    x = 1,542,644.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.