Home / 1,429,170.10-2,140,952.49-828,870.46

Finding the Fourth Proportional to 1,429,170.10, 2,140,952.49 and 828,870.46

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Solution

The fourth proportional to 1,429,170.10, 2,140,952.49 and 828,870.46 is: 1,241,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,170.10 : 2,140,952.49 = 828,870.46 : x
  2. Step 2: Convert to fraction form
    1,429,170.10/2,140,952.49 = 828,870.46/x
  3. Step 3: Cross multiply
    1,429,170.10x = 2,140,952.49 × 828,870.46
  4. Step 4: Simplify right side
    1,429,170.10x = 1,774,572,275,224.45
  5. Step 5: Solve for x
    x = 1,774,572,275,224.45/1,429,170.10
  6. Step 6: Final answer
    x = 1,241,680.24

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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.