Home / 1,249,417.86-1,872,164.42-965,803.38

Finding the Fourth Proportional to 1,249,417.86, 1,872,164.42 and 965,803.38

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Solution

The fourth proportional to 1,249,417.86, 1,872,164.42 and 965,803.38 is: 1,447,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,417.86 : 1,872,164.42 = 965,803.38 : x
  2. Step 2: Convert to fraction form
    1,249,417.86/1,872,164.42 = 965,803.38/x
  3. Step 3: Cross multiply
    1,249,417.86x = 1,872,164.42 × 965,803.38
  4. Step 4: Simplify right side
    1,249,417.86x = 1,808,142,724,751.74
  5. Step 5: Solve for x
    x = 1,808,142,724,751.74/1,249,417.86
  6. Step 6: Final answer
    x = 1,447,188.15

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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.