Home / 993,977.40-1,490,966.10-950,431.80

Finding the Fourth Proportional to 993,977.40, 1,490,966.10 and 950,431.80

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Solution

The fourth proportional to 993,977.40, 1,490,966.10 and 950,431.80 is: 1,425,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,977.40 : 1,490,966.10 = 950,431.80 : x
  2. Step 2: Convert to fraction form
    993,977.40/1,490,966.10 = 950,431.80/x
  3. Step 3: Cross multiply
    993,977.40x = 1,490,966.10 × 950,431.80
  4. Step 4: Simplify right side
    993,977.40x = 1,417,061,594,161.98
  5. Step 5: Solve for x
    x = 1,417,061,594,161.98/993,977.40
  6. Step 6: Final answer
    x = 1,425,647.70

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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.