Home / 1,265,787.47-1,746,803.12-692,815.34

Finding the Fourth Proportional to 1,265,787.47, 1,746,803.12 and 692,815.34

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Solution

The fourth proportional to 1,265,787.47, 1,746,803.12 and 692,815.34 is: 956,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,787.47 : 1,746,803.12 = 692,815.34 : x
  2. Step 2: Convert to fraction form
    1,265,787.47/1,746,803.12 = 692,815.34/x
  3. Step 3: Cross multiply
    1,265,787.47x = 1,746,803.12 × 692,815.34
  4. Step 4: Simplify right side
    1,265,787.47x = 1,210,211,985,297.77
  5. Step 5: Solve for x
    x = 1,210,211,985,297.77/1,265,787.47
  6. Step 6: Final answer
    x = 956,094.15

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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.