Home / 1,437,762.55-2,155,823.70-539,233.60

Finding the Fourth Proportional to 1,437,762.55, 2,155,823.70 and 539,233.60

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Solution

The fourth proportional to 1,437,762.55, 2,155,823.70 and 539,233.60 is: 808,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,762.55 : 2,155,823.70 = 539,233.60 : x
  2. Step 2: Convert to fraction form
    1,437,762.55/2,155,823.70 = 539,233.60/x
  3. Step 3: Cross multiply
    1,437,762.55x = 2,155,823.70 × 539,233.60
  4. Step 4: Simplify right side
    1,437,762.55x = 1,162,492,574,716.32
  5. Step 5: Solve for x
    x = 1,162,492,574,716.32/1,437,762.55
  6. Step 6: Final answer
    x = 808,542.81

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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.