Home / 1,668,392.84-2,300,155.48-1,325,367.36

Finding the Fourth Proportional to 1,668,392.84, 2,300,155.48 and 1,325,367.36

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Solution

The fourth proportional to 1,668,392.84, 2,300,155.48 and 1,325,367.36 is: 1,827,238.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,392.84 : 2,300,155.48 = 1,325,367.36 : x
  2. Step 2: Convert to fraction form
    1,668,392.84/2,300,155.48 = 1,325,367.36/x
  3. Step 3: Cross multiply
    1,668,392.84x = 2,300,155.48 × 1,325,367.36
  4. Step 4: Simplify right side
    1,668,392.84x = 3,048,550,996,117.13
  5. Step 5: Solve for x
    x = 3,048,550,996,117.13/1,668,392.84
  6. Step 6: Final answer
    x = 1,827,238.12

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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.