Home / 1,702,765.66-2,349,834.95-928,390.18

Finding the Fourth Proportional to 1,702,765.66, 2,349,834.95 and 928,390.18

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Solution

The fourth proportional to 1,702,765.66, 2,349,834.95 and 928,390.18 is: 1,281,188.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,765.66 : 2,349,834.95 = 928,390.18 : x
  2. Step 2: Convert to fraction form
    1,702,765.66/2,349,834.95 = 928,390.18/x
  3. Step 3: Cross multiply
    1,702,765.66x = 2,349,834.95 × 928,390.18
  4. Step 4: Simplify right side
    1,702,765.66x = 2,181,563,692,200.79
  5. Step 5: Solve for x
    x = 2,181,563,692,200.79/1,702,765.66
  6. Step 6: Final answer
    x = 1,281,188.45

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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.