Home / 1,969,623.34-2,954,693.36-771,389.93

Finding the Fourth Proportional to 1,969,623.34, 2,954,693.36 and 771,389.93

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Solution

The fourth proportional to 1,969,623.34, 2,954,693.36 and 771,389.93 is: 1,157,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,623.34 : 2,954,693.36 = 771,389.93 : x
  2. Step 2: Convert to fraction form
    1,969,623.34/2,954,693.36 = 771,389.93/x
  3. Step 3: Cross multiply
    1,969,623.34x = 2,954,693.36 × 771,389.93
  4. Step 4: Simplify right side
    1,969,623.34x = 2,279,220,713,457.07
  5. Step 5: Solve for x
    x = 2,279,220,713,457.07/1,969,623.34
  6. Step 6: Final answer
    x = 1,157,186.08

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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.