Home / 3,506,646-4,838,349-2,129,951.40

Finding the Fourth Proportional to 3,506,646, 4,838,349 and 2,129,951.40

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Solution

The fourth proportional to 3,506,646, 4,838,349 and 2,129,951.40 is: 2,938,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506,646 : 4,838,349 = 2,129,951.40 : x
  2. Step 2: Convert to fraction form
    3,506,646/4,838,349 = 2,129,951.40/x
  3. Step 3: Cross multiply
    3,506,646x = 4,838,349 × 2,129,951.40
  4. Step 4: Simplify right side
    3,506,646x = 10,305,448,226,238.60
  5. Step 5: Solve for x
    x = 10,305,448,226,238.60/3,506,646
  6. Step 6: Final answer
    x = 2,938,833.35

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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.