Home / 1,303,965-1,799,478.18-760,477.68

Finding the Fourth Proportional to 1,303,965, 1,799,478.18 and 760,477.68

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Solution

The fourth proportional to 1,303,965, 1,799,478.18 and 760,477.68 is: 1,049,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,965 : 1,799,478.18 = 760,477.68 : x
  2. Step 2: Convert to fraction form
    1,303,965/1,799,478.18 = 760,477.68/x
  3. Step 3: Cross multiply
    1,303,965x = 1,799,478.18 × 760,477.68
  4. Step 4: Simplify right side
    1,303,965x = 1,368,462,991,537.02
  5. Step 5: Solve for x
    x = 1,368,462,991,537.02/1,303,965
  6. Step 6: Final answer
    x = 1,049,462.98

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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.