Home / 1,013,085.84-1,398,123.42-583,356.74

Finding the Fourth Proportional to 1,013,085.84, 1,398,123.42 and 583,356.74

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Solution

The fourth proportional to 1,013,085.84, 1,398,123.42 and 583,356.74 is: 805,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,085.84 : 1,398,123.42 = 583,356.74 : x
  2. Step 2: Convert to fraction form
    1,013,085.84/1,398,123.42 = 583,356.74/x
  3. Step 3: Cross multiply
    1,013,085.84x = 1,398,123.42 × 583,356.74
  4. Step 4: Simplify right side
    1,013,085.84x = 815,604,720,408.85
  5. Step 5: Solve for x
    x = 815,604,720,408.85/1,013,085.84
  6. Step 6: Final answer
    x = 805,069.71

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1.5x scale

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.