Home / 1,312,759.65-1,970,615.70-1,014,562.20

Finding the Fourth Proportional to 1,312,759.65, 1,970,615.70 and 1,014,562.20

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Solution

The fourth proportional to 1,312,759.65, 1,970,615.70 and 1,014,562.20 is: 1,522,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,759.65 : 1,970,615.70 = 1,014,562.20 : x
  2. Step 2: Convert to fraction form
    1,312,759.65/1,970,615.70 = 1,014,562.20/x
  3. Step 3: Cross multiply
    1,312,759.65x = 1,970,615.70 × 1,014,562.20
  4. Step 4: Simplify right side
    1,312,759.65x = 1,999,312,199,946.54
  5. Step 5: Solve for x
    x = 1,999,312,199,946.54/1,312,759.65
  6. Step 6: Final answer
    x = 1,522,984.20

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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.