Home / 4,943,525-7,412,578.32-1,530,864.20

Finding the Fourth Proportional to 4,943,525, 7,412,578.32 and 1,530,864.20

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Solution

The fourth proportional to 4,943,525, 7,412,578.32 and 1,530,864.20 is: 2,295,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,525 : 7,412,578.32 = 1,530,864.20 : x
  2. Step 2: Convert to fraction form
    4,943,525/7,412,578.32 = 1,530,864.20/x
  3. Step 3: Cross multiply
    4,943,525x = 7,412,578.32 × 1,530,864.20
  4. Step 4: Simplify right side
    4,943,525x = 11,347,650,779,784.14
  5. Step 5: Solve for x
    x = 11,347,650,779,784.14/4,943,525
  6. Step 6: Final answer
    x = 2,295,457.35

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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.