Home / 1,571,809.68-2,358,629.40-660,926.28

Finding the Fourth Proportional to 1,571,809.68, 2,358,629.40 and 660,926.28

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Solution

The fourth proportional to 1,571,809.68, 2,358,629.40 and 660,926.28 is: 991,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,809.68 : 2,358,629.40 = 660,926.28 : x
  2. Step 2: Convert to fraction form
    1,571,809.68/2,358,629.40 = 660,926.28/x
  3. Step 3: Cross multiply
    1,571,809.68x = 2,358,629.40 × 660,926.28
  4. Step 4: Simplify right side
    1,571,809.68x = 1,558,880,155,240.63
  5. Step 5: Solve for x
    x = 1,558,880,155,240.63/1,571,809.68
  6. Step 6: Final answer
    x = 991,774.12

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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.