Home / 1,896,423.16-2,616,559.62-1,080,609.40

Finding the Fourth Proportional to 1,896,423.16, 2,616,559.62 and 1,080,609.40

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Solution

The fourth proportional to 1,896,423.16, 2,616,559.62 and 1,080,609.40 is: 1,490,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,423.16 : 2,616,559.62 = 1,080,609.40 : x
  2. Step 2: Convert to fraction form
    1,896,423.16/2,616,559.62 = 1,080,609.40/x
  3. Step 3: Cross multiply
    1,896,423.16x = 2,616,559.62 × 1,080,609.40
  4. Step 4: Simplify right side
    1,896,423.16x = 2,827,478,921,032.43
  5. Step 5: Solve for x
    x = 2,827,478,921,032.43/1,896,423.16
  6. Step 6: Final answer
    x = 1,490,953.59

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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.