Home / 1,316,848.60-1,817,398.55-743,925.68

Finding the Fourth Proportional to 1,316,848.60, 1,817,398.55 and 743,925.68

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Solution

The fourth proportional to 1,316,848.60, 1,817,398.55 and 743,925.68 is: 1,026,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,848.60 : 1,817,398.55 = 743,925.68 : x
  2. Step 2: Convert to fraction form
    1,316,848.60/1,817,398.55 = 743,925.68/x
  3. Step 3: Cross multiply
    1,316,848.60x = 1,817,398.55 × 743,925.68
  4. Step 4: Simplify right side
    1,316,848.60x = 1,352,009,452,139.76
  5. Step 5: Solve for x
    x = 1,352,009,452,139.76/1,316,848.60
  6. Step 6: Final answer
    x = 1,026,700.76

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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.