Home / 3,139,869.40-4,704,965.70-2,337,386.20

Finding the Fourth Proportional to 3,139,869.40, 4,704,965.70 and 2,337,386.20

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Solution

The fourth proportional to 3,139,869.40, 4,704,965.70 and 2,337,386.20 is: 3,502,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,869.40 : 4,704,965.70 = 2,337,386.20 : x
  2. Step 2: Convert to fraction form
    3,139,869.40/4,704,965.70 = 2,337,386.20/x
  3. Step 3: Cross multiply
    3,139,869.40x = 4,704,965.70 × 2,337,386.20
  4. Step 4: Simplify right side
    3,139,869.40x = 10,997,321,898,653.34
  5. Step 5: Solve for x
    x = 10,997,321,898,653.34/3,139,869.40
  6. Step 6: Final answer
    x = 3,502,477.49

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1.5x scale

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.