Home / 4,665,790.69-7,001,441.65-1,969,941.40

Finding the Fourth Proportional to 4,665,790.69, 7,001,441.65 and 1,969,941.40

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Solution

The fourth proportional to 4,665,790.69, 7,001,441.65 and 1,969,941.40 is: 2,956,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665,790.69 : 7,001,441.65 = 1,969,941.40 : x
  2. Step 2: Convert to fraction form
    4,665,790.69/7,001,441.65 = 1,969,941.40/x
  3. Step 3: Cross multiply
    4,665,790.69x = 7,001,441.65 × 1,969,941.40
  4. Step 4: Simplify right side
    4,665,790.69x = 13,792,429,750,978.13
  5. Step 5: Solve for x
    x = 13,792,429,750,978.13/4,665,790.69
  6. Step 6: Final answer
    x = 2,956,075.55

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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.