Home / 993,645.20-1,490,467.80-883,420.40

Finding the Fourth Proportional to 993,645.20, 1,490,467.80 and 883,420.40

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Solution

The fourth proportional to 993,645.20, 1,490,467.80 and 883,420.40 is: 1,325,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,645.20 : 1,490,467.80 = 883,420.40 : x
  2. Step 2: Convert to fraction form
    993,645.20/1,490,467.80 = 883,420.40/x
  3. Step 3: Cross multiply
    993,645.20x = 1,490,467.80 × 883,420.40
  4. Step 4: Simplify right side
    993,645.20x = 1,316,709,660,063.12
  5. Step 5: Solve for x
    x = 1,316,709,660,063.12/993,645.20
  6. Step 6: Final answer
    x = 1,325,130.60

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Similar ratio
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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.