Home / 2,980,277.16-4,112,871.30-1,835,018.28

Finding the Fourth Proportional to 2,980,277.16, 4,112,871.30 and 1,835,018.28

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Solution

The fourth proportional to 2,980,277.16, 4,112,871.30 and 1,835,018.28 is: 2,532,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,277.16 : 4,112,871.30 = 1,835,018.28 : x
  2. Step 2: Convert to fraction form
    2,980,277.16/4,112,871.30 = 1,835,018.28/x
  3. Step 3: Cross multiply
    2,980,277.16x = 4,112,871.30 × 1,835,018.28
  4. Step 4: Simplify right side
    2,980,277.16x = 7,547,194,018,787.36
  5. Step 5: Solve for x
    x = 7,547,194,018,787.36/2,980,277.16
  6. Step 6: Final answer
    x = 2,532,379.91

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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.