Home / 1,759,890.29-2,641,094.45-749,719.85

Finding the Fourth Proportional to 1,759,890.29, 2,641,094.45 and 749,719.85

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Solution

The fourth proportional to 1,759,890.29, 2,641,094.45 and 749,719.85 is: 1,125,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,890.29 : 2,641,094.45 = 749,719.85 : x
  2. Step 2: Convert to fraction form
    1,759,890.29/2,641,094.45 = 749,719.85/x
  3. Step 3: Cross multiply
    1,759,890.29x = 2,641,094.45 × 749,719.85
  4. Step 4: Simplify right side
    1,759,890.29x = 1,980,080,931,141.23
  5. Step 5: Solve for x
    x = 1,980,080,931,141.23/1,759,890.29
  6. Step 6: Final answer
    x = 1,125,116.12

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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.