Home / 1,570,755.90-2,355,442.65-623,811.90

Finding the Fourth Proportional to 1,570,755.90, 2,355,442.65 and 623,811.90

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Solution

The fourth proportional to 1,570,755.90, 2,355,442.65 and 623,811.90 is: 935,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,755.90 : 2,355,442.65 = 623,811.90 : x
  2. Step 2: Convert to fraction form
    1,570,755.90/2,355,442.65 = 623,811.90/x
  3. Step 3: Cross multiply
    1,570,755.90x = 2,355,442.65 × 623,811.90
  4. Step 4: Simplify right side
    1,570,755.90x = 1,469,353,154,837.54
  5. Step 5: Solve for x
    x = 1,469,353,154,837.54/1,570,755.90
  6. Step 6: Final answer
    x = 935,443.35

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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.