Home / 1,223,414.55-1,688,496.03-880,386.03

Finding the Fourth Proportional to 1,223,414.55, 1,688,496.03 and 880,386.03

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Solution

The fourth proportional to 1,223,414.55, 1,688,496.03 and 880,386.03 is: 1,215,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,414.55 : 1,688,496.03 = 880,386.03 : x
  2. Step 2: Convert to fraction form
    1,223,414.55/1,688,496.03 = 880,386.03/x
  3. Step 3: Cross multiply
    1,223,414.55x = 1,688,496.03 × 880,386.03
  4. Step 4: Simplify right side
    1,223,414.55x = 1,486,528,316,522.46
  5. Step 5: Solve for x
    x = 1,486,528,316,522.46/1,223,414.55
  6. Step 6: Final answer
    x = 1,215,065.10

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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.