Home / 1,262,833.90-1,742,773-718,980.46

Finding the Fourth Proportional to 1,262,833.90, 1,742,773 and 718,980.46

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Solution

The fourth proportional to 1,262,833.90, 1,742,773 and 718,980.46 is: 992,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,833.90 : 1,742,773 = 718,980.46 : x
  2. Step 2: Convert to fraction form
    1,262,833.90/1,742,773 = 718,980.46/x
  3. Step 3: Cross multiply
    1,262,833.90x = 1,742,773 × 718,980.46
  4. Step 4: Simplify right side
    1,262,833.90x = 1,253,019,733,215.58
  5. Step 5: Solve for x
    x = 1,253,019,733,215.58/1,262,833.90
  6. Step 6: Final answer
    x = 992,228.46

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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.