Home / 1,539,509.60-2,309,644.08-528,646.61

Finding the Fourth Proportional to 1,539,509.60, 2,309,644.08 and 528,646.61

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Solution

The fourth proportional to 1,539,509.60, 2,309,644.08 and 528,646.61 is: 793,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,509.60 : 2,309,644.08 = 528,646.61 : x
  2. Step 2: Convert to fraction form
    1,539,509.60/2,309,644.08 = 528,646.61/x
  3. Step 3: Cross multiply
    1,539,509.60x = 2,309,644.08 × 528,646.61
  4. Step 4: Simplify right side
    1,539,509.60x = 1,220,985,501,650.35
  5. Step 5: Solve for x
    x = 1,220,985,501,650.35/1,539,509.60
  6. Step 6: Final answer
    x = 793,100.29

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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.