Home / 1,065,431.56-1,470,271.36-581,998.84

Finding the Fourth Proportional to 1,065,431.56, 1,470,271.36 and 581,998.84

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Solution

The fourth proportional to 1,065,431.56, 1,470,271.36 and 581,998.84 is: 803,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,431.56 : 1,470,271.36 = 581,998.84 : x
  2. Step 2: Convert to fraction form
    1,065,431.56/1,470,271.36 = 581,998.84/x
  3. Step 3: Cross multiply
    1,065,431.56x = 1,470,271.36 × 581,998.84
  4. Step 4: Simplify right side
    1,065,431.56x = 855,696,226,005.22
  5. Step 5: Solve for x
    x = 855,696,226,005.22/1,065,431.56
  6. Step 6: Final answer
    x = 803,145.18

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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.