Home / 2,390,928.71-3,299,384.95-1,303,176.87

Finding the Fourth Proportional to 2,390,928.71, 3,299,384.95 and 1,303,176.87

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Solution

The fourth proportional to 2,390,928.71, 3,299,384.95 and 1,303,176.87 is: 1,798,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,928.71 : 3,299,384.95 = 1,303,176.87 : x
  2. Step 2: Convert to fraction form
    2,390,928.71/3,299,384.95 = 1,303,176.87/x
  3. Step 3: Cross multiply
    2,390,928.71x = 3,299,384.95 × 1,303,176.87
  4. Step 4: Simplify right side
    2,390,928.71x = 4,299,682,148,808.16
  5. Step 5: Solve for x
    x = 4,299,682,148,808.16/2,390,928.71
  6. Step 6: Final answer
    x = 1,798,331.39

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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.