Home / 1,539,615.60-2,308,762.85-528,839.28

Finding the Fourth Proportional to 1,539,615.60, 2,308,762.85 and 528,839.28

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Solution

The fourth proportional to 1,539,615.60, 2,308,762.85 and 528,839.28 is: 793,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,615.60 : 2,308,762.85 = 528,839.28 : x
  2. Step 2: Convert to fraction form
    1,539,615.60/2,308,762.85 = 528,839.28/x
  3. Step 3: Cross multiply
    1,539,615.60x = 2,308,762.85 × 528,839.28
  4. Step 4: Simplify right side
    1,539,615.60x = 1,220,964,480,640.55
  5. Step 5: Solve for x
    x = 1,220,964,480,640.55/1,539,615.60
  6. Step 6: Final answer
    x = 793,032.03

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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.