Home / 1,072,365.90-1,479,901.23-613,555.98

Finding the Fourth Proportional to 1,072,365.90, 1,479,901.23 and 613,555.98

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Solution

The fourth proportional to 1,072,365.90, 1,479,901.23 and 613,555.98 is: 846,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,365.90 : 1,479,901.23 = 613,555.98 : x
  2. Step 2: Convert to fraction form
    1,072,365.90/1,479,901.23 = 613,555.98/x
  3. Step 3: Cross multiply
    1,072,365.90x = 1,479,901.23 × 613,555.98
  4. Step 4: Simplify right side
    1,072,365.90x = 908,002,249,475.86
  5. Step 5: Solve for x
    x = 908,002,249,475.86/1,072,365.90
  6. Step 6: Final answer
    x = 846,728.01

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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.