Home / 4,871,730.30-7,307,595.45-1,277,490.30

Finding the Fourth Proportional to 4,871,730.30, 7,307,595.45 and 1,277,490.30

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Solution

The fourth proportional to 4,871,730.30, 7,307,595.45 and 1,277,490.30 is: 1,916,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,730.30 : 7,307,595.45 = 1,277,490.30 : x
  2. Step 2: Convert to fraction form
    4,871,730.30/7,307,595.45 = 1,277,490.30/x
  3. Step 3: Cross multiply
    4,871,730.30x = 7,307,595.45 × 1,277,490.30
  4. Step 4: Simplify right side
    4,871,730.30x = 9,335,382,303,699.14
  5. Step 5: Solve for x
    x = 9,335,382,303,699.14/4,871,730.30
  6. Step 6: Final answer
    x = 1,916,235.45

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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.