Home / 5,130,334.80-7,690,690.80-1,937,606.40

Finding the Fourth Proportional to 5,130,334.80, 7,690,690.80 and 1,937,606.40

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Solution

The fourth proportional to 5,130,334.80, 7,690,690.80 and 1,937,606.40 is: 2,904,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,334.80 : 7,690,690.80 = 1,937,606.40 : x
  2. Step 2: Convert to fraction form
    5,130,334.80/7,690,690.80 = 1,937,606.40/x
  3. Step 3: Cross multiply
    5,130,334.80x = 7,690,690.80 × 1,937,606.40
  4. Step 4: Simplify right side
    5,130,334.80x = 14,901,531,714,501.12
  5. Step 5: Solve for x
    x = 14,901,531,714,501.12/5,130,334.80
  6. Step 6: Final answer
    x = 2,904,592.45

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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.