Home / 1,666,407.16-2,297,164.62-1,308,089.08

Finding the Fourth Proportional to 1,666,407.16, 2,297,164.62 and 1,308,089.08

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Solution

The fourth proportional to 1,666,407.16, 2,297,164.62 and 1,308,089.08 is: 1,803,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,407.16 : 2,297,164.62 = 1,308,089.08 : x
  2. Step 2: Convert to fraction form
    1,666,407.16/2,297,164.62 = 1,308,089.08/x
  3. Step 3: Cross multiply
    1,666,407.16x = 2,297,164.62 × 1,308,089.08
  4. Step 4: Simplify right side
    1,666,407.16x = 3,004,895,954,384.35
  5. Step 5: Solve for x
    x = 3,004,895,954,384.35/1,666,407.16
  6. Step 6: Final answer
    x = 1,803,218.34

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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.