Home / 2,931,485.48-4,397,815.95-1,012,467.08

Finding the Fourth Proportional to 2,931,485.48, 4,397,815.95 and 1,012,467.08

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Solution

The fourth proportional to 2,931,485.48, 4,397,815.95 and 1,012,467.08 is: 1,518,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,485.48 : 4,397,815.95 = 1,012,467.08 : x
  2. Step 2: Convert to fraction form
    2,931,485.48/4,397,815.95 = 1,012,467.08/x
  3. Step 3: Cross multiply
    2,931,485.48x = 4,397,815.95 × 1,012,467.08
  4. Step 4: Simplify right side
    2,931,485.48x = 4,452,643,851,284.85
  5. Step 5: Solve for x
    x = 4,452,643,851,284.85/2,931,485.48
  6. Step 6: Final answer
    x = 1,518,903.60

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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.