Home / 1,139,530.70-1,573,036.58-710,023.05

Finding the Fourth Proportional to 1,139,530.70, 1,573,036.58 and 710,023.05

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Solution

The fourth proportional to 1,139,530.70, 1,573,036.58 and 710,023.05 is: 980,133.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,530.70 : 1,573,036.58 = 710,023.05 : x
  2. Step 2: Convert to fraction form
    1,139,530.70/1,573,036.58 = 710,023.05/x
  3. Step 3: Cross multiply
    1,139,530.70x = 1,573,036.58 × 710,023.05
  4. Step 4: Simplify right side
    1,139,530.70x = 1,116,892,232,068.23
  5. Step 5: Solve for x
    x = 1,116,892,232,068.23/1,139,530.70
  6. Step 6: Final answer
    x = 980,133.51

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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.