Home / 1,170,070.65-1,641,641.85-1,170,070.65

Finding the Fourth Proportional to 1,170,070.65, 1,641,641.85 and 1,170,070.65

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Solution

The fourth proportional to 1,170,070.65, 1,641,641.85 and 1,170,070.65 is: 1,641,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,070.65 : 1,641,641.85 = 1,170,070.65 : x
  2. Step 2: Convert to fraction form
    1,170,070.65/1,641,641.85 = 1,170,070.65/x
  3. Step 3: Cross multiply
    1,170,070.65x = 1,641,641.85 × 1,170,070.65
  4. Step 4: Simplify right side
    1,170,070.65x = 1,920,836,946,496.70
  5. Step 5: Solve for x
    x = 1,920,836,946,496.70/1,170,070.65
  6. Step 6: Final answer
    x = 1,641,641.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.