Home / 1,837,762.74-2,756,646.54-489,856.32

Finding the Fourth Proportional to 1,837,762.74, 2,756,646.54 and 489,856.32

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Solution

The fourth proportional to 1,837,762.74, 2,756,646.54 and 489,856.32 is: 734,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,762.74 : 2,756,646.54 = 489,856.32 : x
  2. Step 2: Convert to fraction form
    1,837,762.74/2,756,646.54 = 489,856.32/x
  3. Step 3: Cross multiply
    1,837,762.74x = 2,756,646.54 × 489,856.32
  4. Step 4: Simplify right side
    1,837,762.74x = 1,350,360,729,625.13
  5. Step 5: Solve for x
    x = 1,350,360,729,625.13/1,837,762.74
  6. Step 6: Final answer
    x = 734,785.13

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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.