Home / 5,130,246.80-7,690,558.80-1,937,518.40

Finding the Fourth Proportional to 5,130,246.80, 7,690,558.80 and 1,937,518.40

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Solution

The fourth proportional to 5,130,246.80, 7,690,558.80 and 1,937,518.40 is: 2,904,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,246.80 : 7,690,558.80 = 1,937,518.40 : x
  2. Step 2: Convert to fraction form
    5,130,246.80/7,690,558.80 = 1,937,518.40/x
  3. Step 3: Cross multiply
    5,130,246.80x = 7,690,558.80 × 1,937,518.40
  4. Step 4: Simplify right side
    5,130,246.80x = 14,900,599,181,281.92
  5. Step 5: Solve for x
    x = 14,900,599,181,281.92/5,130,246.80
  6. Step 6: Final answer
    x = 2,904,460.50

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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.