Home / 1,775,430.40-2,661,590.40-1,065,740.80

Finding the Fourth Proportional to 1,775,430.40, 2,661,590.40 and 1,065,740.80

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Solution

The fourth proportional to 1,775,430.40, 2,661,590.40 and 1,065,740.80 is: 1,597,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,430.40 : 2,661,590.40 = 1,065,740.80 : x
  2. Step 2: Convert to fraction form
    1,775,430.40/2,661,590.40 = 1,065,740.80/x
  3. Step 3: Cross multiply
    1,775,430.40x = 2,661,590.40 × 1,065,740.80
  4. Step 4: Simplify right side
    1,775,430.40x = 2,836,565,482,168.32
  5. Step 5: Solve for x
    x = 2,836,565,482,168.32/1,775,430.40
  6. Step 6: Final answer
    x = 1,597,677.66

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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.