Home / 1,141,666.80-1,711,264.14-742,592.76

Finding the Fourth Proportional to 1,141,666.80, 1,711,264.14 and 742,592.76

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Solution

The fourth proportional to 1,141,666.80, 1,711,264.14 and 742,592.76 is: 1,113,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,666.80 : 1,711,264.14 = 742,592.76 : x
  2. Step 2: Convert to fraction form
    1,141,666.80/1,711,264.14 = 742,592.76/x
  3. Step 3: Cross multiply
    1,141,666.80x = 1,711,264.14 × 742,592.76
  4. Step 4: Simplify right side
    1,141,666.80x = 1,270,772,360,811.63
  5. Step 5: Solve for x
    x = 1,270,772,360,811.63/1,141,666.80
  6. Step 6: Final answer
    x = 1,113,085.15

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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.