Home / 1,054,390.70-1,581,586.05-1,013,056.40

Finding the Fourth Proportional to 1,054,390.70, 1,581,586.05 and 1,013,056.40

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Solution

The fourth proportional to 1,054,390.70, 1,581,586.05 and 1,013,056.40 is: 1,519,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,390.70 : 1,581,586.05 = 1,013,056.40 : x
  2. Step 2: Convert to fraction form
    1,054,390.70/1,581,586.05 = 1,013,056.40/x
  3. Step 3: Cross multiply
    1,054,390.70x = 1,581,586.05 × 1,013,056.40
  4. Step 4: Simplify right side
    1,054,390.70x = 1,602,235,870,103.22
  5. Step 5: Solve for x
    x = 1,602,235,870,103.22/1,054,390.70
  6. Step 6: Final answer
    x = 1,519,584.60

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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.