Home / 1,054,406.17-1,455,077.88-570,971.28

Finding the Fourth Proportional to 1,054,406.17, 1,455,077.88 and 570,971.28

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Solution

The fourth proportional to 1,054,406.17, 1,455,077.88 and 570,971.28 is: 787,938.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,406.17 : 1,455,077.88 = 570,971.28 : x
  2. Step 2: Convert to fraction form
    1,054,406.17/1,455,077.88 = 570,971.28/x
  3. Step 3: Cross multiply
    1,054,406.17x = 1,455,077.88 × 570,971.28
  4. Step 4: Simplify right side
    1,054,406.17x = 830,807,679,643.29
  5. Step 5: Solve for x
    x = 830,807,679,643.29/1,054,406.17
  6. Step 6: Final answer
    x = 787,938.94

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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.