Home / 1,695,282.90-2,339,533.71-931,355.70

Finding the Fourth Proportional to 1,695,282.90, 2,339,533.71 and 931,355.70

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Solution

The fourth proportional to 1,695,282.90, 2,339,533.71 and 931,355.70 is: 1,285,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,282.90 : 2,339,533.71 = 931,355.70 : x
  2. Step 2: Convert to fraction form
    1,695,282.90/2,339,533.71 = 931,355.70/x
  3. Step 3: Cross multiply
    1,695,282.90x = 2,339,533.71 × 931,355.70
  4. Step 4: Simplify right side
    1,695,282.90x = 2,178,938,056,150.65
  5. Step 5: Solve for x
    x = 2,178,938,056,150.65/1,695,282.90
  6. Step 6: Final answer
    x = 1,285,294.66

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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.