Home / 2,970,030.60-4,455,045.90-2,136,443.40

Finding the Fourth Proportional to 2,970,030.60, 4,455,045.90 and 2,136,443.40

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Solution

The fourth proportional to 2,970,030.60, 4,455,045.90 and 2,136,443.40 is: 3,204,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,030.60 : 4,455,045.90 = 2,136,443.40 : x
  2. Step 2: Convert to fraction form
    2,970,030.60/4,455,045.90 = 2,136,443.40/x
  3. Step 3: Cross multiply
    2,970,030.60x = 4,455,045.90 × 2,136,443.40
  4. Step 4: Simplify right side
    2,970,030.60x = 9,517,953,409,752.06
  5. Step 5: Solve for x
    x = 9,517,953,409,752.06/2,970,030.60
  6. Step 6: Final answer
    x = 3,204,665.10

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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.