Home / 1,672,216.52-2,307,689.19-947,214.77

Finding the Fourth Proportional to 1,672,216.52, 2,307,689.19 and 947,214.77

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Solution

The fourth proportional to 1,672,216.52, 2,307,689.19 and 947,214.77 is: 1,307,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,216.52 : 2,307,689.19 = 947,214.77 : x
  2. Step 2: Convert to fraction form
    1,672,216.52/2,307,689.19 = 947,214.77/x
  3. Step 3: Cross multiply
    1,672,216.52x = 2,307,689.19 × 947,214.77
  4. Step 4: Simplify right side
    1,672,216.52x = 2,185,877,273,798.89
  5. Step 5: Solve for x
    x = 2,185,877,273,798.89/1,672,216.52
  6. Step 6: Final answer
    x = 1,307,173.60

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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.