Home / 4,290,209.68-6,435,308.84-1,095,336.40

Finding the Fourth Proportional to 4,290,209.68, 6,435,308.84 and 1,095,336.40

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Solution

The fourth proportional to 4,290,209.68, 6,435,308.84 and 1,095,336.40 is: 1,643,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,209.68 : 6,435,308.84 = 1,095,336.40 : x
  2. Step 2: Convert to fraction form
    4,290,209.68/6,435,308.84 = 1,095,336.40/x
  3. Step 3: Cross multiply
    4,290,209.68x = 6,435,308.84 × 1,095,336.40
  4. Step 4: Simplify right side
    4,290,209.68x = 7,048,828,017,693.78
  5. Step 5: Solve for x
    x = 7,048,828,017,693.78/4,290,209.68
  6. Step 6: Final answer
    x = 1,643,003.15

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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.