Home / 1,054,390.54-1,455,056.32-570,955.66

Finding the Fourth Proportional to 1,054,390.54, 1,455,056.32 and 570,955.66

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Solution

The fourth proportional to 1,054,390.54, 1,455,056.32 and 570,955.66 is: 787,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,390.54 : 1,455,056.32 = 570,955.66 : x
  2. Step 2: Convert to fraction form
    1,054,390.54/1,455,056.32 = 570,955.66/x
  3. Step 3: Cross multiply
    1,054,390.54x = 1,455,056.32 × 570,955.66
  4. Step 4: Simplify right side
    1,054,390.54x = 830,772,636,457.74
  5. Step 5: Solve for x
    x = 830,772,636,457.74/1,054,390.54
  6. Step 6: Final answer
    x = 787,917.39

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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.