Home / 1,990,487.46-2,746,006.46-1,264,946.16

Finding the Fourth Proportional to 1,990,487.46, 2,746,006.46 and 1,264,946.16

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Solution

The fourth proportional to 1,990,487.46, 2,746,006.46 and 1,264,946.16 is: 1,745,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,487.46 : 2,746,006.46 = 1,264,946.16 : x
  2. Step 2: Convert to fraction form
    1,990,487.46/2,746,006.46 = 1,264,946.16/x
  3. Step 3: Cross multiply
    1,990,487.46x = 2,746,006.46 × 1,264,946.16
  4. Step 4: Simplify right side
    1,990,487.46x = 3,473,550,326,912.19
  5. Step 5: Solve for x
    x = 3,473,550,326,912.19/1,990,487.46
  6. Step 6: Final answer
    x = 1,745,075.21

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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.