Home / 5,235,043.28-7,852,663.29-1,640,730.74

Finding the Fourth Proportional to 5,235,043.28, 7,852,663.29 and 1,640,730.74

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Solution

The fourth proportional to 5,235,043.28, 7,852,663.29 and 1,640,730.74 is: 2,461,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,043.28 : 7,852,663.29 = 1,640,730.74 : x
  2. Step 2: Convert to fraction form
    5,235,043.28/7,852,663.29 = 1,640,730.74/x
  3. Step 3: Cross multiply
    5,235,043.28x = 7,852,663.29 × 1,640,730.74
  4. Step 4: Simplify right side
    5,235,043.28x = 12,884,106,050,772.54
  5. Step 5: Solve for x
    x = 12,884,106,050,772.54/5,235,043.28
  6. Step 6: Final answer
    x = 2,461,126.94

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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.