Home / 1,148,970.35-1,585,663.38-822,314.03

Finding the Fourth Proportional to 1,148,970.35, 1,585,663.38 and 822,314.03

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Solution

The fourth proportional to 1,148,970.35, 1,585,663.38 and 822,314.03 is: 1,134,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,970.35 : 1,585,663.38 = 822,314.03 : x
  2. Step 2: Convert to fraction form
    1,148,970.35/1,585,663.38 = 822,314.03/x
  3. Step 3: Cross multiply
    1,148,970.35x = 1,585,663.38 × 822,314.03
  4. Step 4: Simplify right side
    1,148,970.35x = 1,303,913,236,302.90
  5. Step 5: Solve for x
    x = 1,303,913,236,302.90/1,148,970.35
  6. Step 6: Final answer
    x = 1,134,853.69

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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.