Home / 1,547,892.86-2,136,051.34-859,543.52

Finding the Fourth Proportional to 1,547,892.86, 2,136,051.34 and 859,543.52

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Solution

The fourth proportional to 1,547,892.86, 2,136,051.34 and 859,543.52 is: 1,186,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,892.86 : 2,136,051.34 = 859,543.52 : x
  2. Step 2: Convert to fraction form
    1,547,892.86/2,136,051.34 = 859,543.52/x
  3. Step 3: Cross multiply
    1,547,892.86x = 2,136,051.34 × 859,543.52
  4. Step 4: Simplify right side
    1,547,892.86x = 1,836,029,074,855.20
  5. Step 5: Solve for x
    x = 1,836,029,074,855.20/1,547,892.86
  6. Step 6: Final answer
    x = 1,186,147.39

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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.