Home / 1,077,390.42-1,616,561.70-564,933.18

Finding the Fourth Proportional to 1,077,390.42, 1,616,561.70 and 564,933.18

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Solution

The fourth proportional to 1,077,390.42, 1,616,561.70 and 564,933.18 is: 847,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,390.42 : 1,616,561.70 = 564,933.18 : x
  2. Step 2: Convert to fraction form
    1,077,390.42/1,616,561.70 = 564,933.18/x
  3. Step 3: Cross multiply
    1,077,390.42x = 1,616,561.70 × 564,933.18
  4. Step 4: Simplify right side
    1,077,390.42x = 913,249,341,847.21
  5. Step 5: Solve for x
    x = 913,249,341,847.21/1,077,390.42
  6. Step 6: Final answer
    x = 847,649.40

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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.