Home / 1,482,446.51-2,045,798.87-870,612.20

Finding the Fourth Proportional to 1,482,446.51, 2,045,798.87 and 870,612.20

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Solution

The fourth proportional to 1,482,446.51, 2,045,798.87 and 870,612.20 is: 1,201,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,446.51 : 2,045,798.87 = 870,612.20 : x
  2. Step 2: Convert to fraction form
    1,482,446.51/2,045,798.87 = 870,612.20/x
  3. Step 3: Cross multiply
    1,482,446.51x = 2,045,798.87 × 870,612.20
  4. Step 4: Simplify right side
    1,482,446.51x = 1,781,097,440,386.16
  5. Step 5: Solve for x
    x = 1,781,097,440,386.16/1,482,446.51
  6. Step 6: Final answer
    x = 1,201,458.15

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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.