Home / 1,572,689.52-2,358,577.26-612,931.52

Finding the Fourth Proportional to 1,572,689.52, 2,358,577.26 and 612,931.52

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Solution

The fourth proportional to 1,572,689.52, 2,358,577.26 and 612,931.52 is: 919,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,689.52 : 2,358,577.26 = 612,931.52 : x
  2. Step 2: Convert to fraction form
    1,572,689.52/2,358,577.26 = 612,931.52/x
  3. Step 3: Cross multiply
    1,572,689.52x = 2,358,577.26 × 612,931.52
  4. Step 4: Simplify right side
    1,572,689.52x = 1,445,646,345,009.24
  5. Step 5: Solve for x
    x = 1,445,646,345,009.24/1,572,689.52
  6. Step 6: Final answer
    x = 919,219.16

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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.