Home / 1,183,518.80-1,774,403.40-651,640.40

Finding the Fourth Proportional to 1,183,518.80, 1,774,403.40 and 651,640.40

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Solution

The fourth proportional to 1,183,518.80, 1,774,403.40 and 651,640.40 is: 976,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,518.80 : 1,774,403.40 = 651,640.40 : x
  2. Step 2: Convert to fraction form
    1,183,518.80/1,774,403.40 = 651,640.40/x
  3. Step 3: Cross multiply
    1,183,518.80x = 1,774,403.40 × 651,640.40
  4. Step 4: Simplify right side
    1,183,518.80x = 1,156,272,941,337.36
  5. Step 5: Solve for x
    x = 1,156,272,941,337.36/1,183,518.80
  6. Step 6: Final answer
    x = 976,978.94

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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.