Home / 1,271,689.04-1,754,931.84-698,766.32

Finding the Fourth Proportional to 1,271,689.04, 1,754,931.84 and 698,766.32

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Solution

The fourth proportional to 1,271,689.04, 1,754,931.84 and 698,766.32 is: 964,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,689.04 : 1,754,931.84 = 698,766.32 : x
  2. Step 2: Convert to fraction form
    1,271,689.04/1,754,931.84 = 698,766.32/x
  3. Step 3: Cross multiply
    1,271,689.04x = 1,754,931.84 × 698,766.32
  4. Step 4: Simplify right side
    1,271,689.04x = 1,226,287,263,687.63
  5. Step 5: Solve for x
    x = 1,226,287,263,687.63/1,271,689.04
  6. Step 6: Final answer
    x = 964,298.05

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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.