Home / 2,460,492.90-3,690,739.35-2,123,913.60

Finding the Fourth Proportional to 2,460,492.90, 3,690,739.35 and 2,123,913.60

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Solution

The fourth proportional to 2,460,492.90, 3,690,739.35 and 2,123,913.60 is: 3,185,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,492.90 : 3,690,739.35 = 2,123,913.60 : x
  2. Step 2: Convert to fraction form
    2,460,492.90/3,690,739.35 = 2,123,913.60/x
  3. Step 3: Cross multiply
    2,460,492.90x = 3,690,739.35 × 2,123,913.60
  4. Step 4: Simplify right side
    2,460,492.90x = 7,838,811,499,520.16
  5. Step 5: Solve for x
    x = 7,838,811,499,520.16/2,460,492.90
  6. Step 6: Final answer
    x = 3,185,870.40

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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.