Home / 1,260,161.93-1,739,154.68-776,714.64

Finding the Fourth Proportional to 1,260,161.93, 1,739,154.68 and 776,714.64

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Solution

The fourth proportional to 1,260,161.93, 1,739,154.68 and 776,714.64 is: 1,071,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,161.93 : 1,739,154.68 = 776,714.64 : x
  2. Step 2: Convert to fraction form
    1,260,161.93/1,739,154.68 = 776,714.64/x
  3. Step 3: Cross multiply
    1,260,161.93x = 1,739,154.68 × 776,714.64
  4. Step 4: Simplify right side
    1,260,161.93x = 1,350,826,911,638.71
  5. Step 5: Solve for x
    x = 1,350,826,911,638.71/1,260,161.93
  6. Step 6: Final answer
    x = 1,071,947.09

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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.