Home / 1,316,212.50-1,974,319.02-474,764.16

Finding the Fourth Proportional to 1,316,212.50, 1,974,319.02 and 474,764.16

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Solution

The fourth proportional to 1,316,212.50, 1,974,319.02 and 474,764.16 is: 712,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,212.50 : 1,974,319.02 = 474,764.16 : x
  2. Step 2: Convert to fraction form
    1,316,212.50/1,974,319.02 = 474,764.16/x
  3. Step 3: Cross multiply
    1,316,212.50x = 1,974,319.02 × 474,764.16
  4. Step 4: Simplify right side
    1,316,212.50x = 937,335,911,102.32
  5. Step 5: Solve for x
    x = 937,335,911,102.32/1,316,212.50
  6. Step 6: Final answer
    x = 712,146.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.