Home / 1,702,798.28-2,349,960.90-977,647.40

Finding the Fourth Proportional to 1,702,798.28, 2,349,960.90 and 977,647.40

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Solution

The fourth proportional to 1,702,798.28, 2,349,960.90 and 977,647.40 is: 1,349,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,798.28 : 2,349,960.90 = 977,647.40 : x
  2. Step 2: Convert to fraction form
    1,702,798.28/2,349,960.90 = 977,647.40/x
  3. Step 3: Cross multiply
    1,702,798.28x = 2,349,960.90 × 977,647.40
  4. Step 4: Simplify right side
    1,702,798.28x = 2,297,433,163,986.66
  5. Step 5: Solve for x
    x = 2,297,433,163,986.66/1,702,798.28
  6. Step 6: Final answer
    x = 1,349,210.41

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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.