Home / 1,657,784.56-2,486,668.68-1,432,459.28

Finding the Fourth Proportional to 1,657,784.56, 2,486,668.68 and 1,432,459.28

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Solution

The fourth proportional to 1,657,784.56, 2,486,668.68 and 1,432,459.28 is: 2,148,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,784.56 : 2,486,668.68 = 1,432,459.28 : x
  2. Step 2: Convert to fraction form
    1,657,784.56/2,486,668.68 = 1,432,459.28/x
  3. Step 3: Cross multiply
    1,657,784.56x = 2,486,668.68 × 1,432,459.28
  4. Step 4: Simplify right side
    1,657,784.56x = 3,562,051,626,951.35
  5. Step 5: Solve for x
    x = 3,562,051,626,951.35/1,657,784.56
  6. Step 6: Final answer
    x = 2,148,681.87

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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.