Home / 1,265,875.56-1,746,908.82-692,919

Finding the Fourth Proportional to 1,265,875.56, 1,746,908.82 and 692,919

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Solution

The fourth proportional to 1,265,875.56, 1,746,908.82 and 692,919 is: 956,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,875.56 : 1,746,908.82 = 692,919 : x
  2. Step 2: Convert to fraction form
    1,265,875.56/1,746,908.82 = 692,919/x
  3. Step 3: Cross multiply
    1,265,875.56x = 1,746,908.82 × 692,919
  4. Step 4: Simplify right side
    1,265,875.56x = 1,210,466,312,645.58
  5. Step 5: Solve for x
    x = 1,210,466,312,645.58/1,265,875.56
  6. Step 6: Final answer
    x = 956,228.52

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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.