Home / 1,133,424-1,564,125.12-624,125.16

Finding the Fourth Proportional to 1,133,424, 1,564,125.12 and 624,125.16

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Solution

The fourth proportional to 1,133,424, 1,564,125.12 and 624,125.16 is: 861,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,424 : 1,564,125.12 = 624,125.16 : x
  2. Step 2: Convert to fraction form
    1,133,424/1,564,125.12 = 624,125.16/x
  3. Step 3: Cross multiply
    1,133,424x = 1,564,125.12 × 624,125.16
  4. Step 4: Simplify right side
    1,133,424x = 976,209,840,780.02
  5. Step 5: Solve for x
    x = 976,209,840,780.02/1,133,424
  6. Step 6: Final answer
    x = 861,292.72

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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.