Home / 2,698,689.68-4,048,698.88-1,901,528.16

Finding the Fourth Proportional to 2,698,689.68, 4,048,698.88 and 1,901,528.16

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Solution

The fourth proportional to 2,698,689.68, 4,048,698.88 and 1,901,528.16 is: 2,852,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,689.68 : 4,048,698.88 = 1,901,528.16 : x
  2. Step 2: Convert to fraction form
    2,698,689.68/4,048,698.88 = 1,901,528.16/x
  3. Step 3: Cross multiply
    2,698,689.68x = 4,048,698.88 × 1,901,528.16
  4. Step 4: Simplify right side
    2,698,689.68x = 7,698,714,931,680.46
  5. Step 5: Solve for x
    x = 7,698,714,931,680.46/2,698,689.68
  6. Step 6: Final answer
    x = 2,852,760.36

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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.