Home / 3,103,095.80-4,282,185.48-1,880,125.40

Finding the Fourth Proportional to 3,103,095.80, 4,282,185.48 and 1,880,125.40

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Solution

The fourth proportional to 3,103,095.80, 4,282,185.48 and 1,880,125.40 is: 2,594,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,095.80 : 4,282,185.48 = 1,880,125.40 : x
  2. Step 2: Convert to fraction form
    3,103,095.80/4,282,185.48 = 1,880,125.40/x
  3. Step 3: Cross multiply
    3,103,095.80x = 4,282,185.48 × 1,880,125.40
  4. Step 4: Simplify right side
    3,103,095.80x = 8,051,045,688,459.19
  5. Step 5: Solve for x
    x = 8,051,045,688,459.19/3,103,095.80
  6. Step 6: Final answer
    x = 2,594,520.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.