Home / 4,759,923.32-7,141,284.78-1,918,572.92

Finding the Fourth Proportional to 4,759,923.32, 7,141,284.78 and 1,918,572.92

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Solution

The fourth proportional to 4,759,923.32, 7,141,284.78 and 1,918,572.92 is: 2,878,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759,923.32 : 7,141,284.78 = 1,918,572.92 : x
  2. Step 2: Convert to fraction form
    4,759,923.32/7,141,284.78 = 1,918,572.92/x
  3. Step 3: Cross multiply
    4,759,923.32x = 7,141,284.78 × 1,918,572.92
  4. Step 4: Simplify right side
    4,759,923.32x = 13,701,075,592,916.16
  5. Step 5: Solve for x
    x = 13,701,075,592,916.16/4,759,923.32
  6. Step 6: Final answer
    x = 2,878,423.59

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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.