Home / 1,575,313.10-2,362,969.65-776,977.10

Finding the Fourth Proportional to 1,575,313.10, 2,362,969.65 and 776,977.10

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Solution

The fourth proportional to 1,575,313.10, 2,362,969.65 and 776,977.10 is: 1,165,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,313.10 : 2,362,969.65 = 776,977.10 : x
  2. Step 2: Convert to fraction form
    1,575,313.10/2,362,969.65 = 776,977.10/x
  3. Step 3: Cross multiply
    1,575,313.10x = 2,362,969.65 × 776,977.10
  4. Step 4: Simplify right side
    1,575,313.10x = 1,835,973,306,045.02
  5. Step 5: Solve for x
    x = 1,835,973,306,045.02/1,575,313.10
  6. Step 6: Final answer
    x = 1,165,465.65

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Similar ratio
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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.