Home / 1,730,840.45-2,389,687.65-1,549,242.90

Finding the Fourth Proportional to 1,730,840.45, 2,389,687.65 and 1,549,242.90

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Solution

The fourth proportional to 1,730,840.45, 2,389,687.65 and 1,549,242.90 is: 2,138,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,840.45 : 2,389,687.65 = 1,549,242.90 : x
  2. Step 2: Convert to fraction form
    1,730,840.45/2,389,687.65 = 1,549,242.90/x
  3. Step 3: Cross multiply
    1,730,840.45x = 2,389,687.65 × 1,549,242.90
  4. Step 4: Simplify right side
    1,730,840.45x = 3,702,206,624,980.18
  5. Step 5: Solve for x
    x = 3,702,206,624,980.18/1,730,840.45
  6. Step 6: Final answer
    x = 2,138,964.71

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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.