Home / 4,893,323.80-7,339,985.70-1,299,645.40

Finding the Fourth Proportional to 4,893,323.80, 7,339,985.70 and 1,299,645.40

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Solution

The fourth proportional to 4,893,323.80, 7,339,985.70 and 1,299,645.40 is: 1,949,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893,323.80 : 7,339,985.70 = 1,299,645.40 : x
  2. Step 2: Convert to fraction form
    4,893,323.80/7,339,985.70 = 1,299,645.40/x
  3. Step 3: Cross multiply
    4,893,323.80x = 7,339,985.70 × 1,299,645.40
  4. Step 4: Simplify right side
    4,893,323.80x = 9,539,378,651,070.78
  5. Step 5: Solve for x
    x = 9,539,378,651,070.78/4,893,323.80
  6. Step 6: Final answer
    x = 1,949,468.10

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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.