Home / 1,015,217.81-1,401,000.59-562,508.81

Finding the Fourth Proportional to 1,015,217.81, 1,401,000.59 and 562,508.81

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Solution

The fourth proportional to 1,015,217.81, 1,401,000.59 and 562,508.81 is: 776,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,217.81 : 1,401,000.59 = 562,508.81 : x
  2. Step 2: Convert to fraction form
    1,015,217.81/1,401,000.59 = 562,508.81/x
  3. Step 3: Cross multiply
    1,015,217.81x = 1,401,000.59 × 562,508.81
  4. Step 4: Simplify right side
    1,015,217.81x = 788,075,174,690.20
  5. Step 5: Solve for x
    x = 788,075,174,690.20/1,015,217.81
  6. Step 6: Final answer
    x = 776,262.16

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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.