Home / 1,768,160.90-2,652,259.88-1,415,417.24

Finding the Fourth Proportional to 1,768,160.90, 2,652,259.88 and 1,415,417.24

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Solution

The fourth proportional to 1,768,160.90, 2,652,259.88 and 1,415,417.24 is: 2,123,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,160.90 : 2,652,259.88 = 1,415,417.24 : x
  2. Step 2: Convert to fraction form
    1,768,160.90/2,652,259.88 = 1,415,417.24/x
  3. Step 3: Cross multiply
    1,768,160.90x = 2,652,259.88 × 1,415,417.24
  4. Step 4: Simplify right side
    1,768,160.90x = 3,754,054,369,281.52
  5. Step 5: Solve for x
    x = 3,754,054,369,281.52/1,768,160.90
  6. Step 6: Final answer
    x = 2,123,140.70

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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.