Home / 1,330,669.10-1,996,003.65-384,070.70

Finding the Fourth Proportional to 1,330,669.10, 1,996,003.65 and 384,070.70

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Solution

The fourth proportional to 1,330,669.10, 1,996,003.65 and 384,070.70 is: 576,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,669.10 : 1,996,003.65 = 384,070.70 : x
  2. Step 2: Convert to fraction form
    1,330,669.10/1,996,003.65 = 384,070.70/x
  3. Step 3: Cross multiply
    1,330,669.10x = 1,996,003.65 × 384,070.70
  4. Step 4: Simplify right side
    1,330,669.10x = 766,606,519,058.06
  5. Step 5: Solve for x
    x = 766,606,519,058.06/1,330,669.10
  6. Step 6: Final answer
    x = 576,106.05

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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.