Home / 1,515,985.65-2,273,978.48-884,574.45

Finding the Fourth Proportional to 1,515,985.65, 2,273,978.48 and 884,574.45

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Solution

The fourth proportional to 1,515,985.65, 2,273,978.48 and 884,574.45 is: 1,326,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,985.65 : 2,273,978.48 = 884,574.45 : x
  2. Step 2: Convert to fraction form
    1,515,985.65/2,273,978.48 = 884,574.45/x
  3. Step 3: Cross multiply
    1,515,985.65x = 2,273,978.48 × 884,574.45
  4. Step 4: Simplify right side
    1,515,985.65x = 2,011,503,258,834.96
  5. Step 5: Solve for x
    x = 2,011,503,258,834.96/1,515,985.65
  6. Step 6: Final answer
    x = 1,326,861.68

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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.