Home / 4,896,881.60-7,345,322.40-2,980,875.20

Finding the Fourth Proportional to 4,896,881.60, 7,345,322.40 and 2,980,875.20

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Solution

The fourth proportional to 4,896,881.60, 7,345,322.40 and 2,980,875.20 is: 4,471,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896,881.60 : 7,345,322.40 = 2,980,875.20 : x
  2. Step 2: Convert to fraction form
    4,896,881.60/7,345,322.40 = 2,980,875.20/x
  3. Step 3: Cross multiply
    4,896,881.60x = 7,345,322.40 × 2,980,875.20
  4. Step 4: Simplify right side
    4,896,881.60x = 21,895,489,378,164.48
  5. Step 5: Solve for x
    x = 21,895,489,378,164.48/4,896,881.60
  6. Step 6: Final answer
    x = 4,471,312.80

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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.