Home / 1,990,808.16-2,985,333.84-570,541.92

Finding the Fourth Proportional to 1,990,808.16, 2,985,333.84 and 570,541.92

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Solution

The fourth proportional to 1,990,808.16, 2,985,333.84 and 570,541.92 is: 855,561.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,808.16 : 2,985,333.84 = 570,541.92 : x
  2. Step 2: Convert to fraction form
    1,990,808.16/2,985,333.84 = 570,541.92/x
  3. Step 3: Cross multiply
    1,990,808.16x = 2,985,333.84 × 570,541.92
  4. Step 4: Simplify right side
    1,990,808.16x = 1,703,258,100,914.57
  5. Step 5: Solve for x
    x = 1,703,258,100,914.57/1,990,808.16
  6. Step 6: Final answer
    x = 855,561.14

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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.