Home / 1,706,498.20-2,559,280.74-641,458.36

Finding the Fourth Proportional to 1,706,498.20, 2,559,280.74 and 641,458.36

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Solution

The fourth proportional to 1,706,498.20, 2,559,280.74 and 641,458.36 is: 962,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,498.20 : 2,559,280.74 = 641,458.36 : x
  2. Step 2: Convert to fraction form
    1,706,498.20/2,559,280.74 = 641,458.36/x
  3. Step 3: Cross multiply
    1,706,498.20x = 2,559,280.74 × 641,458.36
  4. Step 4: Simplify right side
    1,706,498.20x = 1,641,672,026,259.99
  5. Step 5: Solve for x
    x = 1,641,672,026,259.99/1,706,498.20
  6. Step 6: Final answer
    x = 962,012.16

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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.