Home / 4,717,011.78-7,075,513.35-1,478,572.74

Finding the Fourth Proportional to 4,717,011.78, 7,075,513.35 and 1,478,572.74

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Solution

The fourth proportional to 4,717,011.78, 7,075,513.35 and 1,478,572.74 is: 2,217,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717,011.78 : 7,075,513.35 = 1,478,572.74 : x
  2. Step 2: Convert to fraction form
    4,717,011.78/7,075,513.35 = 1,478,572.74/x
  3. Step 3: Cross multiply
    4,717,011.78x = 7,075,513.35 × 1,478,572.74
  4. Step 4: Simplify right side
    4,717,011.78x = 10,461,661,160,816.08
  5. Step 5: Solve for x
    x = 10,461,661,160,816.08/4,717,011.78
  6. Step 6: Final answer
    x = 2,217,857.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.