Home / 1,038,000.93-1,432,436.67-561,072.93

Finding the Fourth Proportional to 1,038,000.93, 1,432,436.67 and 561,072.93

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Solution

The fourth proportional to 1,038,000.93, 1,432,436.67 and 561,072.93 is: 774,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,000.93 : 1,432,436.67 = 561,072.93 : x
  2. Step 2: Convert to fraction form
    1,038,000.93/1,432,436.67 = 561,072.93/x
  3. Step 3: Cross multiply
    1,038,000.93x = 1,432,436.67 × 561,072.93
  4. Step 4: Simplify right side
    1,038,000.93x = 803,701,439,476.34
  5. Step 5: Solve for x
    x = 803,701,439,476.34/1,038,000.93
  6. Step 6: Final answer
    x = 774,278.15

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Double scale
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1.5x scale

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.