Home / 1,249,331.06-1,872,799.41-528,681.43

Finding the Fourth Proportional to 1,249,331.06, 1,872,799.41 and 528,681.43

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Solution

The fourth proportional to 1,249,331.06, 1,872,799.41 and 528,681.43 is: 792,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,331.06 : 1,872,799.41 = 528,681.43 : x
  2. Step 2: Convert to fraction form
    1,249,331.06/1,872,799.41 = 528,681.43/x
  3. Step 3: Cross multiply
    1,249,331.06x = 1,872,799.41 × 528,681.43
  4. Step 4: Simplify right side
    1,249,331.06x = 990,114,262,139.66
  5. Step 5: Solve for x
    x = 990,114,262,139.66/1,249,331.06
  6. Step 6: Final answer
    x = 792,515.52

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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.