Home / 1,931,850.56-2,896,594.28-921,281.60

Finding the Fourth Proportional to 1,931,850.56, 2,896,594.28 and 921,281.60

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Solution

The fourth proportional to 1,931,850.56, 2,896,594.28 and 921,281.60 is: 1,381,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,850.56 : 2,896,594.28 = 921,281.60 : x
  2. Step 2: Convert to fraction form
    1,931,850.56/2,896,594.28 = 921,281.60/x
  3. Step 3: Cross multiply
    1,931,850.56x = 2,896,594.28 × 921,281.60
  4. Step 4: Simplify right side
    1,931,850.56x = 2,668,579,012,829.25
  5. Step 5: Solve for x
    x = 2,668,579,012,829.25/1,931,850.56
  6. Step 6: Final answer
    x = 1,381,358.93

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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.