Home / 3,460,153.14-4,775,146.47-1,911,494.70

Finding the Fourth Proportional to 3,460,153.14, 4,775,146.47 and 1,911,494.70

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Solution

The fourth proportional to 3,460,153.14, 4,775,146.47 and 1,911,494.70 is: 2,637,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,153.14 : 4,775,146.47 = 1,911,494.70 : x
  2. Step 2: Convert to fraction form
    3,460,153.14/4,775,146.47 = 1,911,494.70/x
  3. Step 3: Cross multiply
    3,460,153.14x = 4,775,146.47 × 1,911,494.70
  4. Step 4: Simplify right side
    3,460,153.14x = 9,127,667,169,128.71
  5. Step 5: Solve for x
    x = 9,127,667,169,128.71/3,460,153.14
  6. Step 6: Final answer
    x = 2,637,937.34

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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.