Home / 1,871,509.46-2,806,971.37-609,328.58

Finding the Fourth Proportional to 1,871,509.46, 2,806,971.37 and 609,328.58

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Solution

The fourth proportional to 1,871,509.46, 2,806,971.37 and 609,328.58 is: 913,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,509.46 : 2,806,971.37 = 609,328.58 : x
  2. Step 2: Convert to fraction form
    1,871,509.46/2,806,971.37 = 609,328.58/x
  3. Step 3: Cross multiply
    1,871,509.46x = 2,806,971.37 × 609,328.58
  4. Step 4: Simplify right side
    1,871,509.46x = 1,710,367,863,424.58
  5. Step 5: Solve for x
    x = 1,710,367,863,424.58/1,871,509.46
  6. Step 6: Final answer
    x = 913,897.53

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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.