Home / 1,146,545.16-1,578,618.36-1,040,256.96

Finding the Fourth Proportional to 1,146,545.16, 1,578,618.36 and 1,040,256.96

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Solution

The fourth proportional to 1,146,545.16, 1,578,618.36 and 1,040,256.96 is: 1,432,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,545.16 : 1,578,618.36 = 1,040,256.96 : x
  2. Step 2: Convert to fraction form
    1,146,545.16/1,578,618.36 = 1,040,256.96/x
  3. Step 3: Cross multiply
    1,146,545.16x = 1,578,618.36 × 1,040,256.96
  4. Step 4: Simplify right side
    1,146,545.16x = 1,642,168,736,173.79
  5. Step 5: Solve for x
    x = 1,642,168,736,173.79/1,146,545.16
  6. Step 6: Final answer
    x = 1,432,275.67

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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.