Home / 1,872,024.60-2,807,000.10-806,885.40

Finding the Fourth Proportional to 1,872,024.60, 2,807,000.10 and 806,885.40

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Solution

The fourth proportional to 1,872,024.60, 2,807,000.10 and 806,885.40 is: 1,209,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,024.60 : 2,807,000.10 = 806,885.40 : x
  2. Step 2: Convert to fraction form
    1,872,024.60/2,807,000.10 = 806,885.40/x
  3. Step 3: Cross multiply
    1,872,024.60x = 2,807,000.10 × 806,885.40
  4. Step 4: Simplify right side
    1,872,024.60x = 2,264,927,398,488.54
  5. Step 5: Solve for x
    x = 2,264,927,398,488.54/1,872,024.60
  6. Step 6: Final answer
    x = 1,209,881.22

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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.