Home / 1,565,513.16-2,160,369.36-877,213.32

Finding the Fourth Proportional to 1,565,513.16, 2,160,369.36 and 877,213.32

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Solution

The fourth proportional to 1,565,513.16, 2,160,369.36 and 877,213.32 is: 1,210,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,513.16 : 2,160,369.36 = 877,213.32 : x
  2. Step 2: Convert to fraction form
    1,565,513.16/2,160,369.36 = 877,213.32/x
  3. Step 3: Cross multiply
    1,565,513.16x = 2,160,369.36 × 877,213.32
  4. Step 4: Simplify right side
    1,565,513.16x = 1,895,104,778,711.88
  5. Step 5: Solve for x
    x = 1,895,104,778,711.88/1,565,513.16
  6. Step 6: Final answer
    x = 1,210,532.64

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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.