Home / 1,547,877.91-2,136,124.96-859,561.29

Finding the Fourth Proportional to 1,547,877.91, 2,136,124.96 and 859,561.29

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Solution

The fourth proportional to 1,547,877.91, 2,136,124.96 and 859,561.29 is: 1,186,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,877.91 : 2,136,124.96 = 859,561.29 : x
  2. Step 2: Convert to fraction form
    1,547,877.91/2,136,124.96 = 859,561.29/x
  3. Step 3: Cross multiply
    1,547,877.91x = 2,136,124.96 × 859,561.29
  4. Step 4: Simplify right side
    1,547,877.91x = 1,836,130,324,069.90
  5. Step 5: Solve for x
    x = 1,836,130,324,069.90/1,547,877.91
  6. Step 6: Final answer
    x = 1,186,224.26

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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.