Home / 1,272,196.73-1,908,387.74-473,478.01

Finding the Fourth Proportional to 1,272,196.73, 1,908,387.74 and 473,478.01

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Solution

The fourth proportional to 1,272,196.73, 1,908,387.74 and 473,478.01 is: 710,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,196.73 : 1,908,387.74 = 473,478.01 : x
  2. Step 2: Convert to fraction form
    1,272,196.73/1,908,387.74 = 473,478.01/x
  3. Step 3: Cross multiply
    1,272,196.73x = 1,908,387.74 × 473,478.01
  4. Step 4: Simplify right side
    1,272,196.73x = 903,579,625,856.32
  5. Step 5: Solve for x
    x = 903,579,625,856.32/1,272,196.73
  6. Step 6: Final answer
    x = 710,251.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.