Home / 1,706,765.31-2,355,437.07-981,818.55

Finding the Fourth Proportional to 1,706,765.31, 2,355,437.07 and 981,818.55

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Solution

The fourth proportional to 1,706,765.31, 2,355,437.07 and 981,818.55 is: 1,354,967.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,765.31 : 2,355,437.07 = 981,818.55 : x
  2. Step 2: Convert to fraction form
    1,706,765.31/2,355,437.07 = 981,818.55/x
  3. Step 3: Cross multiply
    1,706,765.31x = 2,355,437.07 × 981,818.55
  4. Step 4: Simplify right side
    1,706,765.31x = 2,312,611,808,683.65
  5. Step 5: Solve for x
    x = 2,312,611,808,683.65/1,706,765.31
  6. Step 6: Final answer
    x = 1,354,967.67

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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.