Home / 1,303,784.95-1,799,189.14-723,006.60

Finding the Fourth Proportional to 1,303,784.95, 1,799,189.14 and 723,006.60

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Solution

The fourth proportional to 1,303,784.95, 1,799,189.14 and 723,006.60 is: 997,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,784.95 : 1,799,189.14 = 723,006.60 : x
  2. Step 2: Convert to fraction form
    1,303,784.95/1,799,189.14 = 723,006.60/x
  3. Step 3: Cross multiply
    1,303,784.95x = 1,799,189.14 × 723,006.60
  4. Step 4: Simplify right side
    1,303,784.95x = 1,300,825,630,861.84
  5. Step 5: Solve for x
    x = 1,300,825,630,861.84/1,303,784.95
  6. Step 6: Final answer
    x = 997,730.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.