Home / 1,576,656.90-2,364,985.35-1,455,005.70

Finding the Fourth Proportional to 1,576,656.90, 2,364,985.35 and 1,455,005.70

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Solution

The fourth proportional to 1,576,656.90, 2,364,985.35 and 1,455,005.70 is: 2,182,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,656.90 : 2,364,985.35 = 1,455,005.70 : x
  2. Step 2: Convert to fraction form
    1,576,656.90/2,364,985.35 = 1,455,005.70/x
  3. Step 3: Cross multiply
    1,576,656.90x = 2,364,985.35 × 1,455,005.70
  4. Step 4: Simplify right side
    1,576,656.90x = 3,441,067,164,666.50
  5. Step 5: Solve for x
    x = 3,441,067,164,666.50/1,576,656.90
  6. Step 6: Final answer
    x = 2,182,508.55

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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.