Home / 1,535,931.33-2,119,636.15-838,250.35

Finding the Fourth Proportional to 1,535,931.33, 2,119,636.15 and 838,250.35

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Solution

The fourth proportional to 1,535,931.33, 2,119,636.15 and 838,250.35 is: 1,156,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,931.33 : 2,119,636.15 = 838,250.35 : x
  2. Step 2: Convert to fraction form
    1,535,931.33/2,119,636.15 = 838,250.35/x
  3. Step 3: Cross multiply
    1,535,931.33x = 2,119,636.15 × 838,250.35
  4. Step 4: Simplify right side
    1,535,931.33x = 1,776,785,743,962.77
  5. Step 5: Solve for x
    x = 1,776,785,743,962.77/1,535,931.33
  6. Step 6: Final answer
    x = 1,156,813.27

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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.