Home / 1,158,045.06-1,735,146.78-819,407.16

Finding the Fourth Proportional to 1,158,045.06, 1,735,146.78 and 819,407.16

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Solution

The fourth proportional to 1,158,045.06, 1,735,146.78 and 819,407.16 is: 1,227,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,045.06 : 1,735,146.78 = 819,407.16 : x
  2. Step 2: Convert to fraction form
    1,158,045.06/1,735,146.78 = 819,407.16/x
  3. Step 3: Cross multiply
    1,158,045.06x = 1,735,146.78 × 819,407.16
  4. Step 4: Simplify right side
    1,158,045.06x = 1,421,791,695,182.94
  5. Step 5: Solve for x
    x = 1,421,791,695,182.94/1,158,045.06
  6. Step 6: Final answer
    x = 1,227,751.62

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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.