Home / 3,136,950.80-4,708,925.40-2,931,372.80

Finding the Fourth Proportional to 3,136,950.80, 4,708,925.40 and 2,931,372.80

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Solution

The fourth proportional to 3,136,950.80, 4,708,925.40 and 2,931,372.80 is: 4,400,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,950.80 : 4,708,925.40 = 2,931,372.80 : x
  2. Step 2: Convert to fraction form
    3,136,950.80/4,708,925.40 = 2,931,372.80/x
  3. Step 3: Cross multiply
    3,136,950.80x = 4,708,925.40 × 2,931,372.80
  4. Step 4: Simplify right side
    3,136,950.80x = 13,803,615,834,789.12
  5. Step 5: Solve for x
    x = 13,803,615,834,789.12/3,136,950.80
  6. Step 6: Final answer
    x = 4,400,329.08

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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.