Home / 2,911,426.80-4,367,140.20-1,017,970.80

Finding the Fourth Proportional to 2,911,426.80, 4,367,140.20 and 1,017,970.80

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Solution

The fourth proportional to 2,911,426.80, 4,367,140.20 and 1,017,970.80 is: 1,526,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,426.80 : 4,367,140.20 = 1,017,970.80 : x
  2. Step 2: Convert to fraction form
    2,911,426.80/4,367,140.20 = 1,017,970.80/x
  3. Step 3: Cross multiply
    2,911,426.80x = 4,367,140.20 × 1,017,970.80
  4. Step 4: Simplify right side
    2,911,426.80x = 4,445,621,203,106.16
  5. Step 5: Solve for x
    x = 4,445,621,203,106.16/2,911,426.80
  6. Step 6: Final answer
    x = 1,526,956.20

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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.