Home / 1,564,543.17-2,158,994.93-960,814.53

Finding the Fourth Proportional to 1,564,543.17, 2,158,994.93 and 960,814.53

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Solution

The fourth proportional to 1,564,543.17, 2,158,994.93 and 960,814.53 is: 1,325,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,543.17 : 2,158,994.93 = 960,814.53 : x
  2. Step 2: Convert to fraction form
    1,564,543.17/2,158,994.93 = 960,814.53/x
  3. Step 3: Cross multiply
    1,564,543.17x = 2,158,994.93 × 960,814.53
  4. Step 4: Simplify right side
    1,564,543.17x = 2,074,393,694,136.26
  5. Step 5: Solve for x
    x = 2,074,393,694,136.26/1,564,543.17
  6. Step 6: Final answer
    x = 1,325,878.21

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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.