Home / 1,482,141.84-2,045,378.96-870,308.13

Finding the Fourth Proportional to 1,482,141.84, 2,045,378.96 and 870,308.13

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Solution

The fourth proportional to 1,482,141.84, 2,045,378.96 and 870,308.13 is: 1,201,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,141.84 : 2,045,378.96 = 870,308.13 : x
  2. Step 2: Convert to fraction form
    1,482,141.84/2,045,378.96 = 870,308.13/x
  3. Step 3: Cross multiply
    1,482,141.84x = 2,045,378.96 × 870,308.13
  4. Step 4: Simplify right side
    1,482,141.84x = 1,780,109,937,818.94
  5. Step 5: Solve for x
    x = 1,780,109,937,818.94/1,482,141.84
  6. Step 6: Final answer
    x = 1,201,038.85

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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.