Home / 1,154,054-1,592,565.18-644,760.20

Finding the Fourth Proportional to 1,154,054, 1,592,565.18 and 644,760.20

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Solution

The fourth proportional to 1,154,054, 1,592,565.18 and 644,760.20 is: 889,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,054 : 1,592,565.18 = 644,760.20 : x
  2. Step 2: Convert to fraction form
    1,154,054/1,592,565.18 = 644,760.20/x
  3. Step 3: Cross multiply
    1,154,054x = 1,592,565.18 × 644,760.20
  4. Step 4: Simplify right side
    1,154,054x = 1,026,822,643,969.84
  5. Step 5: Solve for x
    x = 1,026,822,643,969.84/1,154,054
  6. Step 6: Final answer
    x = 889,752.68

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Double scale
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1.5x scale

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.