Home / 3,102,038.14-4,281,426.93-2,012,780.86

Finding the Fourth Proportional to 3,102,038.14, 4,281,426.93 and 2,012,780.86

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Solution

The fourth proportional to 3,102,038.14, 4,281,426.93 and 2,012,780.86 is: 2,778,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,038.14 : 4,281,426.93 = 2,012,780.86 : x
  2. Step 2: Convert to fraction form
    3,102,038.14/4,281,426.93 = 2,012,780.86/x
  3. Step 3: Cross multiply
    3,102,038.14x = 4,281,426.93 × 2,012,780.86
  4. Step 4: Simplify right side
    3,102,038.14x = 8,617,574,178,192.56
  5. Step 5: Solve for x
    x = 8,617,574,178,192.56/3,102,038.14
  6. Step 6: Final answer
    x = 2,778,036.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.