Home / 883,913.58-1,219,835.88-501,975.90

Finding the Fourth Proportional to 883,913.58, 1,219,835.88 and 501,975.90

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Solution

The fourth proportional to 883,913.58, 1,219,835.88 and 501,975.90 is: 692,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,913.58 : 1,219,835.88 = 501,975.90 : x
  2. Step 2: Convert to fraction form
    883,913.58/1,219,835.88 = 501,975.90/x
  3. Step 3: Cross multiply
    883,913.58x = 1,219,835.88 × 501,975.90
  4. Step 4: Simplify right side
    883,913.58x = 612,328,213,715.29
  5. Step 5: Solve for x
    x = 612,328,213,715.29/883,913.58
  6. Step 6: Final answer
    x = 692,746.70

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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.