Home / 1,602,429.12-2,211,352.70-877,322.90

Finding the Fourth Proportional to 1,602,429.12, 2,211,352.70 and 877,322.90

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Solution

The fourth proportional to 1,602,429.12, 2,211,352.70 and 877,322.90 is: 1,210,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,429.12 : 2,211,352.70 = 877,322.90 : x
  2. Step 2: Convert to fraction form
    1,602,429.12/2,211,352.70 = 877,322.90/x
  3. Step 3: Cross multiply
    1,602,429.12x = 2,211,352.70 × 877,322.90
  4. Step 4: Simplify right side
    1,602,429.12x = 1,940,070,364,828.60
  5. Step 5: Solve for x
    x = 1,940,070,364,828.60/1,602,429.12
  6. Step 6: Final answer
    x = 1,210,705.88

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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.