Home / 1,544,126.40-2,316,206.88-645,704.64

Finding the Fourth Proportional to 1,544,126.40, 2,316,206.88 and 645,704.64

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Solution

The fourth proportional to 1,544,126.40, 2,316,206.88 and 645,704.64 is: 968,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,126.40 : 2,316,206.88 = 645,704.64 : x
  2. Step 2: Convert to fraction form
    1,544,126.40/2,316,206.88 = 645,704.64/x
  3. Step 3: Cross multiply
    1,544,126.40x = 2,316,206.88 × 645,704.64
  4. Step 4: Simplify right side
    1,544,126.40x = 1,495,585,529,615.92
  5. Step 5: Solve for x
    x = 1,495,585,529,615.92/1,544,126.40
  6. Step 6: Final answer
    x = 968,564.19

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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.