Home / 1,249,974.21-1,724,967.18-677,014.50

Finding the Fourth Proportional to 1,249,974.21, 1,724,967.18 and 677,014.50

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Solution

The fourth proportional to 1,249,974.21, 1,724,967.18 and 677,014.50 is: 934,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,974.21 : 1,724,967.18 = 677,014.50 : x
  2. Step 2: Convert to fraction form
    1,249,974.21/1,724,967.18 = 677,014.50/x
  3. Step 3: Cross multiply
    1,249,974.21x = 1,724,967.18 × 677,014.50
  4. Step 4: Simplify right side
    1,249,974.21x = 1,167,827,792,884.11
  5. Step 5: Solve for x
    x = 1,167,827,792,884.11/1,249,974.21
  6. Step 6: Final answer
    x = 934,281.51

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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.