Home / 1,137,212.51-1,569,312.06-627,903.95

Finding the Fourth Proportional to 1,137,212.51, 1,569,312.06 and 627,903.95

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Solution

The fourth proportional to 1,137,212.51, 1,569,312.06 and 627,903.95 is: 866,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,212.51 : 1,569,312.06 = 627,903.95 : x
  2. Step 2: Convert to fraction form
    1,137,212.51/1,569,312.06 = 627,903.95/x
  3. Step 3: Cross multiply
    1,137,212.51x = 1,569,312.06 × 627,903.95
  4. Step 4: Simplify right side
    1,137,212.51x = 985,377,241,256.64
  5. Step 5: Solve for x
    x = 985,377,241,256.64/1,137,212.51
  6. Step 6: Final answer
    x = 866,484.70

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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.