Home / 5,262,880.68-7,894,316.40-1,980,848.33

Finding the Fourth Proportional to 5,262,880.68, 7,894,316.40 and 1,980,848.33

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Solution

The fourth proportional to 5,262,880.68, 7,894,316.40 and 1,980,848.33 is: 2,971,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,880.68 : 7,894,316.40 = 1,980,848.33 : x
  2. Step 2: Convert to fraction form
    5,262,880.68/7,894,316.40 = 1,980,848.33/x
  3. Step 3: Cross multiply
    5,262,880.68x = 7,894,316.40 × 1,980,848.33
  4. Step 4: Simplify right side
    5,262,880.68x = 15,637,443,417,960.03
  5. Step 5: Solve for x
    x = 15,637,443,417,960.03/5,262,880.68
  6. Step 6: Final answer
    x = 2,971,270.75

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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.