Home / 1,065,316.33-1,470,127.80-581,881.78

Finding the Fourth Proportional to 1,065,316.33, 1,470,127.80 and 581,881.78

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Solution

The fourth proportional to 1,065,316.33, 1,470,127.80 and 581,881.78 is: 802,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,316.33 : 1,470,127.80 = 581,881.78 : x
  2. Step 2: Convert to fraction form
    1,065,316.33/1,470,127.80 = 581,881.78/x
  3. Step 3: Cross multiply
    1,065,316.33x = 1,470,127.80 × 581,881.78
  4. Step 4: Simplify right side
    1,065,316.33x = 855,440,581,091.48
  5. Step 5: Solve for x
    x = 855,440,581,091.48/1,065,316.33
  6. Step 6: Final answer
    x = 802,992.09

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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.