Home / 1,296,799.40-1,943,816.70-497,772.20

Finding the Fourth Proportional to 1,296,799.40, 1,943,816.70 and 497,772.20

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Solution

The fourth proportional to 1,296,799.40, 1,943,816.70 and 497,772.20 is: 746,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,799.40 : 1,943,816.70 = 497,772.20 : x
  2. Step 2: Convert to fraction form
    1,296,799.40/1,943,816.70 = 497,772.20/x
  3. Step 3: Cross multiply
    1,296,799.40x = 1,943,816.70 × 497,772.20
  4. Step 4: Simplify right side
    1,296,799.40x = 967,577,915,155.74
  5. Step 5: Solve for x
    x = 967,577,915,155.74/1,296,799.40
  6. Step 6: Final answer
    x = 746,127.67

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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.