Home / 3,746,878.29-5,620,331.84-906,985.89

Finding the Fourth Proportional to 3,746,878.29, 5,620,331.84 and 906,985.89

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Solution

The fourth proportional to 3,746,878.29, 5,620,331.84 and 906,985.89 is: 1,360,482.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,878.29 : 5,620,331.84 = 906,985.89 : x
  2. Step 2: Convert to fraction form
    3,746,878.29/5,620,331.84 = 906,985.89/x
  3. Step 3: Cross multiply
    3,746,878.29x = 5,620,331.84 × 906,985.89
  4. Step 4: Simplify right side
    3,746,878.29x = 5,097,561,671,462.81
  5. Step 5: Solve for x
    x = 5,097,561,671,462.81/3,746,878.29
  6. Step 6: Final answer
    x = 1,360,482.32

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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.