Home / 2,989,475.40-4,125,704.40-1,700,238.90

Finding the Fourth Proportional to 2,989,475.40, 4,125,704.40 and 1,700,238.90

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Solution

The fourth proportional to 2,989,475.40, 4,125,704.40 and 1,700,238.90 is: 2,346,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,475.40 : 4,125,704.40 = 1,700,238.90 : x
  2. Step 2: Convert to fraction form
    2,989,475.40/4,125,704.40 = 1,700,238.90/x
  3. Step 3: Cross multiply
    2,989,475.40x = 4,125,704.40 × 1,700,238.90
  4. Step 4: Simplify right side
    2,989,475.40x = 7,014,683,110,781.16
  5. Step 5: Solve for x
    x = 7,014,683,110,781.16/2,989,475.40
  6. Step 6: Final answer
    x = 2,346,459.55

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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.