Home / 1,539,578.58-2,124,532.74-851,210.64

Finding the Fourth Proportional to 1,539,578.58, 2,124,532.74 and 851,210.64

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Solution

The fourth proportional to 1,539,578.58, 2,124,532.74 and 851,210.64 is: 1,174,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,578.58 : 2,124,532.74 = 851,210.64 : x
  2. Step 2: Convert to fraction form
    1,539,578.58/2,124,532.74 = 851,210.64/x
  3. Step 3: Cross multiply
    1,539,578.58x = 2,124,532.74 × 851,210.64
  4. Step 4: Simplify right side
    1,539,578.58x = 1,808,424,873,316.35
  5. Step 5: Solve for x
    x = 1,808,424,873,316.35/1,539,578.58
  6. Step 6: Final answer
    x = 1,174,623.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.