Home / 1,513,178.25-2,088,169-824,835.04

Finding the Fourth Proportional to 1,513,178.25, 2,088,169 and 824,835.04

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Solution

The fourth proportional to 1,513,178.25, 2,088,169 and 824,835.04 is: 1,138,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,178.25 : 2,088,169 = 824,835.04 : x
  2. Step 2: Convert to fraction form
    1,513,178.25/2,088,169 = 824,835.04/x
  3. Step 3: Cross multiply
    1,513,178.25x = 2,088,169 × 824,835.04
  4. Step 4: Simplify right side
    1,513,178.25x = 1,722,394,960,641.76
  5. Step 5: Solve for x
    x = 1,722,394,960,641.76/1,513,178.25
  6. Step 6: Final answer
    x = 1,138,263.10

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Double scale
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1.5x scale

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.