Home / 1,087,980.93-1,621,036.30-1,026,864.03

Finding the Fourth Proportional to 1,087,980.93, 1,621,036.30 and 1,026,864.03

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Solution

The fourth proportional to 1,087,980.93, 1,621,036.30 and 1,026,864.03 is: 1,529,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,980.93 : 1,621,036.30 = 1,026,864.03 : x
  2. Step 2: Convert to fraction form
    1,087,980.93/1,621,036.30 = 1,026,864.03/x
  3. Step 3: Cross multiply
    1,087,980.93x = 1,621,036.30 × 1,026,864.03
  4. Step 4: Simplify right side
    1,087,980.93x = 1,664,583,865,227.13
  5. Step 5: Solve for x
    x = 1,664,583,865,227.13/1,087,980.93
  6. Step 6: Final answer
    x = 1,529,975.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.