Home / 1,048,702.14-1,572,056.64-668,555.91

Finding the Fourth Proportional to 1,048,702.14, 1,572,056.64 and 668,555.91

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Solution

The fourth proportional to 1,048,702.14, 1,572,056.64 and 668,555.91 is: 1,002,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,702.14 : 1,572,056.64 = 668,555.91 : x
  2. Step 2: Convert to fraction form
    1,048,702.14/1,572,056.64 = 668,555.91/x
  3. Step 3: Cross multiply
    1,048,702.14x = 1,572,056.64 × 668,555.91
  4. Step 4: Simplify right side
    1,048,702.14x = 1,051,007,757,526.74
  5. Step 5: Solve for x
    x = 1,051,007,757,526.74/1,048,702.14
  6. Step 6: Final answer
    x = 1,002,198.54

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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.