Home / 1,578,300.32-2,368,228.14-736,911.20

Finding the Fourth Proportional to 1,578,300.32, 2,368,228.14 and 736,911.20

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Solution

The fourth proportional to 1,578,300.32, 2,368,228.14 and 736,911.20 is: 1,105,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,300.32 : 2,368,228.14 = 736,911.20 : x
  2. Step 2: Convert to fraction form
    1,578,300.32/2,368,228.14 = 736,911.20/x
  3. Step 3: Cross multiply
    1,578,300.32x = 2,368,228.14 × 736,911.20
  4. Step 4: Simplify right side
    1,578,300.32x = 1,745,173,840,521.17
  5. Step 5: Solve for x
    x = 1,745,173,840,521.17/1,578,300.32
  6. Step 6: Final answer
    x = 1,105,729.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.