Home / 1,518,229.45-2,095,156.74-829,904.04

Finding the Fourth Proportional to 1,518,229.45, 2,095,156.74 and 829,904.04

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Solution

The fourth proportional to 1,518,229.45, 2,095,156.74 and 829,904.04 is: 1,145,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,229.45 : 2,095,156.74 = 829,904.04 : x
  2. Step 2: Convert to fraction form
    1,518,229.45/2,095,156.74 = 829,904.04/x
  3. Step 3: Cross multiply
    1,518,229.45x = 2,095,156.74 × 829,904.04
  4. Step 4: Simplify right side
    1,518,229.45x = 1,738,779,038,214.53
  5. Step 5: Solve for x
    x = 1,738,779,038,214.53/1,518,229.45
  6. Step 6: Final answer
    x = 1,145,267.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.