Home / 1,299,570.35-1,949,063.92-625,307.32

Finding the Fourth Proportional to 1,299,570.35, 1,949,063.92 and 625,307.32

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Solution

The fourth proportional to 1,299,570.35, 1,949,063.92 and 625,307.32 is: 937,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,570.35 : 1,949,063.92 = 625,307.32 : x
  2. Step 2: Convert to fraction form
    1,299,570.35/1,949,063.92 = 625,307.32/x
  3. Step 3: Cross multiply
    1,299,570.35x = 1,949,063.92 × 625,307.32
  4. Step 4: Simplify right side
    1,299,570.35x = 1,218,763,936,323.89
  5. Step 5: Solve for x
    x = 1,218,763,936,323.89/1,299,570.35
  6. Step 6: Final answer
    x = 937,820.67

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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.