Home / 1,292,038.24-1,937,909.48-345,482.77

Finding the Fourth Proportional to 1,292,038.24, 1,937,909.48 and 345,482.77

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Solution

The fourth proportional to 1,292,038.24, 1,937,909.48 and 345,482.77 is: 518,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,038.24 : 1,937,909.48 = 345,482.77 : x
  2. Step 2: Convert to fraction form
    1,292,038.24/1,937,909.48 = 345,482.77/x
  3. Step 3: Cross multiply
    1,292,038.24x = 1,937,909.48 × 345,482.77
  4. Step 4: Simplify right side
    1,292,038.24x = 669,514,335,159.66
  5. Step 5: Solve for x
    x = 669,514,335,159.66/1,292,038.24
  6. Step 6: Final answer
    x = 518,184.61

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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.