Home / 1,990,256.60-2,746,554.84-1,130,817.98

Finding the Fourth Proportional to 1,990,256.60, 2,746,554.84 and 1,130,817.98

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Solution

The fourth proportional to 1,990,256.60, 2,746,554.84 and 1,130,817.98 is: 1,560,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,256.60 : 2,746,554.84 = 1,130,817.98 : x
  2. Step 2: Convert to fraction form
    1,990,256.60/2,746,554.84 = 1,130,817.98/x
  3. Step 3: Cross multiply
    1,990,256.60x = 2,746,554.84 × 1,130,817.98
  4. Step 4: Simplify right side
    1,990,256.60x = 3,105,853,596,128.02
  5. Step 5: Solve for x
    x = 3,105,853,596,128.02/1,990,256.60
  6. Step 6: Final answer
    x = 1,560,529.23

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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.