Home / 1,174,478.04-1,620,753.34-684,417.24

Finding the Fourth Proportional to 1,174,478.04, 1,620,753.34 and 684,417.24

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Solution

The fourth proportional to 1,174,478.04, 1,620,753.34 and 684,417.24 is: 944,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,478.04 : 1,620,753.34 = 684,417.24 : x
  2. Step 2: Convert to fraction form
    1,174,478.04/1,620,753.34 = 684,417.24/x
  3. Step 3: Cross multiply
    1,174,478.04x = 1,620,753.34 × 684,417.24
  4. Step 4: Simplify right side
    1,174,478.04x = 1,109,271,527,683.58
  5. Step 5: Solve for x
    x = 1,109,271,527,683.58/1,174,478.04
  6. Step 6: Final answer
    x = 944,480.43

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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.