Home / 1,265,702.81-1,746,711.64-692,742.83

Finding the Fourth Proportional to 1,265,702.81, 1,746,711.64 and 692,742.83

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Solution

The fourth proportional to 1,265,702.81, 1,746,711.64 and 692,742.83 is: 956,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,702.81 : 1,746,711.64 = 692,742.83 : x
  2. Step 2: Convert to fraction form
    1,265,702.81/1,746,711.64 = 692,742.83/x
  3. Step 3: Cross multiply
    1,265,702.81x = 1,746,711.64 × 692,742.83
  4. Step 4: Simplify right side
    1,265,702.81x = 1,210,021,964,687.54
  5. Step 5: Solve for x
    x = 1,210,021,964,687.54/1,265,702.81
  6. Step 6: Final answer
    x = 956,007.96

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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.