Home / 1,330,627.84-1,995,723.36-371,148.72

Finding the Fourth Proportional to 1,330,627.84, 1,995,723.36 and 371,148.72

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Solution

The fourth proportional to 1,330,627.84, 1,995,723.36 and 371,148.72 is: 556,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,627.84 : 1,995,723.36 = 371,148.72 : x
  2. Step 2: Convert to fraction form
    1,330,627.84/1,995,723.36 = 371,148.72/x
  3. Step 3: Cross multiply
    1,330,627.84x = 1,995,723.36 × 371,148.72
  4. Step 4: Simplify right side
    1,330,627.84x = 740,710,163,054.14
  5. Step 5: Solve for x
    x = 740,710,163,054.14/1,330,627.84
  6. Step 6: Final answer
    x = 556,662.16

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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.