Home / 993,525.60-1,490,288.40-890,882.40

Finding the Fourth Proportional to 993,525.60, 1,490,288.40 and 890,882.40

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Solution

The fourth proportional to 993,525.60, 1,490,288.40 and 890,882.40 is: 1,336,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,525.60 : 1,490,288.40 = 890,882.40 : x
  2. Step 2: Convert to fraction form
    993,525.60/1,490,288.40 = 890,882.40/x
  3. Step 3: Cross multiply
    993,525.60x = 1,490,288.40 × 890,882.40
  4. Step 4: Simplify right side
    993,525.60x = 1,327,671,706,484.16
  5. Step 5: Solve for x
    x = 1,327,671,706,484.16/993,525.60
  6. Step 6: Final answer
    x = 1,336,323.60

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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.