Home / 1,047,771.39-1,445,937.54-634,302.79

Finding the Fourth Proportional to 1,047,771.39, 1,445,937.54 and 634,302.79

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Solution

The fourth proportional to 1,047,771.39, 1,445,937.54 and 634,302.79 is: 875,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,771.39 : 1,445,937.54 = 634,302.79 : x
  2. Step 2: Convert to fraction form
    1,047,771.39/1,445,937.54 = 634,302.79/x
  3. Step 3: Cross multiply
    1,047,771.39x = 1,445,937.54 × 634,302.79
  4. Step 4: Simplify right side
    1,047,771.39x = 917,162,205,386.54
  5. Step 5: Solve for x
    x = 917,162,205,386.54/1,047,771.39
  6. Step 6: Final answer
    x = 875,345.73

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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.