Home / 1,266,011.04-1,746,940.32-1,008,543.84

Finding the Fourth Proportional to 1,266,011.04, 1,746,940.32 and 1,008,543.84

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Solution

The fourth proportional to 1,266,011.04, 1,746,940.32 and 1,008,543.84 is: 1,391,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,011.04 : 1,746,940.32 = 1,008,543.84 : x
  2. Step 2: Convert to fraction form
    1,266,011.04/1,746,940.32 = 1,008,543.84/x
  3. Step 3: Cross multiply
    1,266,011.04x = 1,746,940.32 × 1,008,543.84
  4. Step 4: Simplify right side
    1,266,011.04x = 1,761,865,898,583.63
  5. Step 5: Solve for x
    x = 1,761,865,898,583.63/1,266,011.04
  6. Step 6: Final answer
    x = 1,391,667.09

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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.