Home / 1,134,148.80-1,564,433.28-674,955.52

Finding the Fourth Proportional to 1,134,148.80, 1,564,433.28 and 674,955.52

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Solution

The fourth proportional to 1,134,148.80, 1,564,433.28 and 674,955.52 is: 931,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,148.80 : 1,564,433.28 = 674,955.52 : x
  2. Step 2: Convert to fraction form
    1,134,148.80/1,564,433.28 = 674,955.52/x
  3. Step 3: Cross multiply
    1,134,148.80x = 1,564,433.28 × 674,955.52
  4. Step 4: Simplify right side
    1,134,148.80x = 1,055,922,878,007.71
  5. Step 5: Solve for x
    x = 1,055,922,878,007.71/1,134,148.80
  6. Step 6: Final answer
    x = 931,026.76

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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.