Home / 1,538,010.60-2,307,188.70-473,044.20

Finding the Fourth Proportional to 1,538,010.60, 2,307,188.70 and 473,044.20

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Solution

The fourth proportional to 1,538,010.60, 2,307,188.70 and 473,044.20 is: 709,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,010.60 : 2,307,188.70 = 473,044.20 : x
  2. Step 2: Convert to fraction form
    1,538,010.60/2,307,188.70 = 473,044.20/x
  3. Step 3: Cross multiply
    1,538,010.60x = 2,307,188.70 × 473,044.20
  4. Step 4: Simplify right side
    1,538,010.60x = 1,091,402,232,840.54
  5. Step 5: Solve for x
    x = 1,091,402,232,840.54/1,538,010.60
  6. Step 6: Final answer
    x = 709,619.45

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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.