Home / 1,013,254.14-1,521,621.69-899,657.70

Finding the Fourth Proportional to 1,013,254.14, 1,521,621.69 and 899,657.70

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Solution

The fourth proportional to 1,013,254.14, 1,521,621.69 and 899,657.70 is: 1,351,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,254.14 : 1,521,621.69 = 899,657.70 : x
  2. Step 2: Convert to fraction form
    1,013,254.14/1,521,621.69 = 899,657.70/x
  3. Step 3: Cross multiply
    1,013,254.14x = 1,521,621.69 × 899,657.70
  4. Step 4: Simplify right side
    1,013,254.14x = 1,368,938,669,895.51
  5. Step 5: Solve for x
    x = 1,368,938,669,895.51/1,013,254.14
  6. Step 6: Final answer
    x = 1,351,031.90

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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.