Home / 4,920,962.40-7,381,443.60-3,698,648.10

Finding the Fourth Proportional to 4,920,962.40, 7,381,443.60 and 3,698,648.10

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Solution

The fourth proportional to 4,920,962.40, 7,381,443.60 and 3,698,648.10 is: 5,547,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,962.40 : 7,381,443.60 = 3,698,648.10 : x
  2. Step 2: Convert to fraction form
    4,920,962.40/7,381,443.60 = 3,698,648.10/x
  3. Step 3: Cross multiply
    4,920,962.40x = 7,381,443.60 × 3,698,648.10
  4. Step 4: Simplify right side
    4,920,962.40x = 27,301,362,346,397.16
  5. Step 5: Solve for x
    x = 27,301,362,346,397.16/4,920,962.40
  6. Step 6: Final answer
    x = 5,547,972.15

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1.5x scale

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.