Home / 1,574,098.08-2,171,984.16-885,674.40

Finding the Fourth Proportional to 1,574,098.08, 2,171,984.16 and 885,674.40

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Solution

The fourth proportional to 1,574,098.08, 2,171,984.16 and 885,674.40 is: 1,222,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,098.08 : 2,171,984.16 = 885,674.40 : x
  2. Step 2: Convert to fraction form
    1,574,098.08/2,171,984.16 = 885,674.40/x
  3. Step 3: Cross multiply
    1,574,098.08x = 2,171,984.16 × 885,674.40
  4. Step 4: Simplify right side
    1,574,098.08x = 1,923,670,767,717.50
  5. Step 5: Solve for x
    x = 1,923,670,767,717.50/1,574,098.08
  6. Step 6: Final answer
    x = 1,222,078.09

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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.