Home / 1,872,017.10-2,808,025.65-674,124.30

Finding the Fourth Proportional to 1,872,017.10, 2,808,025.65 and 674,124.30

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Solution

The fourth proportional to 1,872,017.10, 2,808,025.65 and 674,124.30 is: 1,011,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,017.10 : 2,808,025.65 = 674,124.30 : x
  2. Step 2: Convert to fraction form
    1,872,017.10/2,808,025.65 = 674,124.30/x
  3. Step 3: Cross multiply
    1,872,017.10x = 2,808,025.65 × 674,124.30
  4. Step 4: Simplify right side
    1,872,017.10x = 1,892,958,325,688.30
  5. Step 5: Solve for x
    x = 1,892,958,325,688.30/1,872,017.10
  6. Step 6: Final answer
    x = 1,011,186.45

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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.